Rarely-observed
Guides
Ablechrus granularis
Ablechrus granularis is a species of soft-winged flower beetle in the family Melyridae. The genus Ablechrus belongs to the subfamily Malachiinae, a group characterized by soft, flexible elytra. Very few observations of this species have been documented, with only four records on iNaturalist as of the source date. The species epithet 'granularis' suggests a granular or roughened surface texture.
Acanalonia saltonia
Acanalonia saltonia is a planthopper species in the family Acanaloniidae, first described by Ball in 1933. The species is known from arid regions of the southwestern United States and appears to be associated with the Salton Sea area in California. As a member of the Acanaloniidae, it belongs to a family characterized by a distinctive flattened, often greenish body form. Very few observations of this species have been recorded, suggesting it may be uncommon or underreported.
Acantholyda angulata
Acantholyda angulata is a species of sawfly in the family Pamphiliidae. The genus Acantholyda belongs to a group of primitive sawflies characterized by distinctive morphological features. Members of this family are typically associated with coniferous hosts, though specific host records for A. angulata remain limited. The species is known from very few observations, reflecting either genuine rarity or undercollection.
Acmaeopsoides rufula
Acmaeopsoides rufula is a longhorn beetle and the sole species in its genus. It is a member of the subfamily Lepturinae, commonly known as flower longhorns. The species is restricted to North America, with records from Canada and the United States. It is rarely encountered, with limited observational data available.
Acrocyum sallaei
Acrocyum sallaei is a species of leaf beetle in the family Chrysomelidae, described by Martin Jacoby in 1885. The genus Acrocyum is small and poorly documented, with limited published information on its biology. Records indicate presence in Middle and North America, though specific details about its ecology and natural history remain sparse. The species is rarely encountered in collections and has minimal observational data.
Acrolophitus nevadensis
Nevada Point-Head Grasshopper
Acrolophitus nevadensis, commonly known as the Nevada Point-Head Grasshopper, is a species of slant-faced grasshopper in the family Acrididae. It was described by Thomas in 1873. The species is known from limited observations and is found in North America, with confirmed records from Nevada.
Acromacer bombifrons
Acromacer bombifrons is a species of primitive weevil in the family Nemonychidae, a small family of Coleoptera that retains ancestral characteristics of the order. The species was described by LeConte in 1876 and is known from western North America. Nemonychidae are among the most ancient lineages of weevils, with fossil records extending to the Jurassic period. Very few observations of this species exist in modern databases.
Acupalpus punctulatus
Marsh ground beetle
Acupalpus punctulatus is a species of ground beetle in the family Carabidae, tribe Stenolophini. It was described by Hatch in 1953 and is currently treated as a synonym of Anthracus punctulatus in some taxonomic databases. The species is known by the common name "marsh ground beetle," suggesting an association with wetland or moist habitats. Very few observations exist in public databases, indicating it may be rarely encountered or underreported.
Agrypnia macdunnoughi
giant caddisfly
Agrypnia macdunnoughi is a species of giant caddisfly in the family Phryganeidae. It is found in North America. The species was described by Milne in 1931. Like other members of the genus Agrypnia, it belongs to a group of relatively large caddisflies. Very few observations of this species have been documented.
Albuna beutenmuelleri
Albuna beutenmuelleri is a species of clearwing moth in the family Sesiidae, described by Skinner in 1903. It belongs to a genus of moths that exhibit wasp mimicry through transparent wings and banded abdomens. The species is part of the Nearctic fauna and has been documented through limited observations.
Aleiodes sanctihyacinthi
Aleiodes sanctihyacinthi is a species of parasitoid wasp in the family Braconidae, originally described by Provancher in 1880. As a member of the genus Aleiodes, it is part of a diverse group known for their distinctive mummification of caterpillar hosts. The species epithet references Saint-Hyacinthe, a location in Quebec, Canada, reflecting its North American origin. Very few documented observations of this species exist in public databases.
Allocosa sublata
Allocosa sublata is a species of wolf spider in the family Lycosidae, first described by Montgomery in 1902. It is a ground-dwelling spider known from the United States. Very few observations exist in public databases, with only five records on iNaturalist as of the latest data. The genus Allocosa contains multiple North American species, many of which occupy similar terrestrial habitats.
Amblygnathus iripennis
Amblygnathus iripennis is a species of ground beetle in the family Carabidae, tribe Harpalini. It was described by Thomas Say in 1823. The species is known from the United States, with records from eastern North America. Like other members of its genus, it is a small carabid beetle associated with moist habitats.
Amphipogon hyperboreus
Amphipogon hyperboreus is a small fly in the family Piophilidae, originally described as Ambopogon hyperboreus by Greene in 1919. The genus Amphipogon belongs to the cheese skipper family, though specific ecological details for this species remain poorly documented. It is known from a small number of observations and appears to have a northern distribution pattern suggested by its specific epithet 'hyperboreus' (meaning 'beyond the north').
Amycle pinyonae
Amycle pinyonae is a planthopper species in the family Fulgoridae, described by Knull & Knull in 1947. It belongs to the subfamily Amyclinae, a group characterized by elongated head processes. The species is associated with pinyon pine habitats in the southwestern United States. Very few observations exist, with only two records documented on iNaturalist.
Amycle tumacacoriae
Amycle tumacacoriae is a species of planthopper in the family Fulgoridae, described by Knull & Knull in 1947. It belongs to the subfamily Amyclinae, a group known for often having elongated head processes. The species is known from extremely few observations, with only two records documented on iNaturalist as of the source date.
Anasimyia perfidiosus
Treacherous Swamp Fly
Anasimyia perfidiosus is a species of hoverfly (family Syrphidae) found in North America. It was originally described in the genus Lejops and is still sometimes referenced by that synonym. The species is known by the common name Treacherous Swamp Fly. It belongs to the subfamily Eristalinae, a group of syrphid flies often associated with aquatic or semi-aquatic habitats.
Anchycteis
Anchycteis is a genus of toe-winged beetles in the family Ptilodactylidae. The genus contains a single described species, A. velutina. Toe-winged beetles are characterized by their distinctive lobed tarsi. The family Ptilodactylidae is a small group of beetles with limited ecological documentation.
Anthonaeus agavensis
Anthonaeus agavensis is a small beetle in the family Kateretidae, a group of sap beetles. It was described by Crotch in 1874. The species is associated with agave plants, as indicated by its specific epithet. Very few observations exist, with only 7 records on iNaturalist.
Apachekolos weslacensis
Weslaco Pixie
Apachekolos weslacensis is a species of robber fly in the family Asilidae, originally described from Texas in 1951. The species is known by the common name "Weslaco Pixie." It belongs to the genus Apachekolos, a small group of asilid flies distributed in North America. Very little published information exists regarding its biology or ecology.
Aphoebantus rattus
Aphoebantus rattus is a species of bee fly (family Bombyliidae) in the subfamily Anthracinae, described by Osten Sacken in 1887. The genus Aphoebantus is part of the tribe Aphoebantini, a group of small, often inconspicuous bee flies. Species in this genus are poorly documented in the literature, with limited biological information available. The genus has been subject to taxonomic uncertainty, with at least one authority suggesting that Epacmus may be a synonym of Aphoebantus rather than a distinct genus.
Arachnospila arcta
Arachnospila arcta is a species of spider wasp in the family Pompilidae, first described by Cresson in 1865. The species is currently treated as a synonym of Arachnospila arctus. Members of this genus are solitary wasps that provision nests with paralyzed spiders. The taxon has been documented in very few observations, suggesting it is either rare, undercollected, or primarily of historical taxonomic interest due to its synonym status.
Arotrura divaricata
Arotrura divaricata is a species of moth in the family Scythrididae, described by Braun in 1923. The genus Arotrura is part of a small family of microlepidoptera commonly known as flower moths. Very little specific information is available about this particular species.
Asarcopus
Asarcopus is a genus of planthoppers in the family Caliscelidae, first described by Horváth in 1921. These insects belong to the infraorder Fulgoromorpha, a group characterized by their distinctive head morphology and jumping hind legs. The genus is placed in the tribe Caliscelini within the subfamily Caliscelinae. Very few observations of this genus have been recorded, with limited documentation of its biology and ecology.
Astrophanes
Astrophanes is a genus of bee flies (family Bombyliidae) established by Osten Sacken in 1886. The genus contains two described species: Astrophanes adonis and Astrophanes andinus. As members of the subfamily Anthracinae and tribe Villini, these flies are parasitoids in their larval stage. The genus is rarely encountered, with limited observational records.
Attalus oregonensis
Attalus oregonensis is a species of soft-winged flower beetle (family Melyridae) in the order Coleoptera. The species epithet suggests an association with Oregon, though detailed geographic and ecological information is sparse. The genus Attalus comprises numerous species, many of which are found in western North America. Like other melyrids, members of this genus are typically associated with flowers and vegetation where they feed on pollen, nectar, and small arthropods.
Bajulata
Bajulata is a monotypic genus of treehoppers in the family Membracidae, subfamily Smiliinae, and tribe Amastrini. It contains a single species, Bajulata bajula, described by Ball in 1933. As a treehopper, it belongs to the diverse group of true bugs known for their enlarged and often elaborate pronotal structures. The genus is rarely documented, with minimal observational records available.
Barinus lutescens
Barinus lutescens is a species of flower weevil in the family Curculionidae, described by Thomas L. Casey in 1920. It is a small beetle found in North America. The species is provisionally accepted in taxonomic databases, with limited published information available regarding its biology and ecology. It belongs to the genus Barinus, a group of weevils associated with flowers and vegetation.
Belladonna barryi
Belladonna barryi is a species of rove beetle in the family Staphylinidae. The genus name 'Belladonna' references the toxic nightshade plant, though this does not necessarily indicate a biological association. The species epithet 'barryi' likely honors an individual, following common taxonomic practice. Very little is known about this species beyond its taxonomic placement.
Blepharomastix potentalis
Blepharomastix potentalis is a small crambid moth described from Arizona in 1914. It is a rarely encountered species with limited documentation, known from only a handful of observations. The species belongs to a genus of grass moths whose larvae generally feed on grasses and sedges.
Boreothrinax dichaetus
Boreothrinax dichaetus is a species of fly in the family Pyrgotidae, originally described by Steyskal in 1978. The species is currently treated as a synonym of Pyrgota dichaetus, reflecting taxonomic uncertainty or reclassification within the genus. Pyrgotidae are a family of parasitoid flies known for attacking scarab beetles. Records indicate no documented observations in citizen science databases, suggesting rarity or limited detection.
Brachylampis
Brachylampis is a genus of fireflies (family Lampyridae) described by Van Dyke in 1939. The genus contains at least two species: B. blaisdelli and B. sanguinicollis, both described in the same year. It belongs to the subfamily Ototretinae, a group of fireflies characterized by reduced or absent light-producing organs in adults. Information on biology and ecology remains sparse due to limited study and few observations.
Brachynomada nimia
Brachynomada nimia is a kleptoparasitic bee species described by Snelling and Rozen in 1987. As a member of the tribe Brachynomadini, it belongs to a group of cuckoo bees that exploit the nests of other bee species. The genus Brachynomada comprises small, slender nomadine bees that parasitize ground-nesting bees. Very few documented observations of this species exist in public databases.
Bradycellus insulsus
Bungling Harp Ground Beetle
Bradycellus insulsus is a species of ground beetle in the family Carabidae, commonly known as the Bungling Harp Ground Beetle. It belongs to the genus Bradycellus, a group of small to medium-sized carabid beetles. The species is recorded from North America, with distribution spanning Canada and the United States. Available records indicate it is a rarely observed species, with limited documentation of its biology and ecology.
Bradycellus nigerrimus Lindroth, 1968
Prairie Black Harp Ground Beetle
Bradycellus nigerrimus is a species of ground beetle in the family Carabidae, first described by Lindroth in 1968. It occurs in North America, with records from both Canada and the United States. The species is known by the common name Prairie Black Harp Ground Beetle. Very few observations exist in public databases, with only three records documented on iNaturalist.
Brepholoxa heidemanni
Brepholoxa heidemanni is a stink bug species in the family Pentatomidae, described by Van Duzee in 1904. The genus Brepholoxa is a small, poorly documented group within the Pentatomidae. Records indicate presence in the Caribbean and North America, though specific details about its biology remain scarce.
Bruchomorpha minima
Bruchomorpha minima is a small planthopper species in the family Caliscelidae, first described by Metcalf in 1923. It belongs to a genus of diminutive fulgoroid insects characterized by their compact body form. The species epithet 'minima' reflects its notably small size relative to congeners. Very few observations of this species have been documented, with only three records in iNaturalist as of the knowledge cutoff.
Buchananius sulcatus
Buchananius sulcatus is a small flower weevil in the family Curculionidae, described by Kissinger in 1957. Its development occurs in fungi, an unusual trait among weevils. The species is known from North America, though detailed ecological information remains limited.
Caccoplectus
Caccoplectus is a genus of myrmecophilous (ant-loving) rove beetles in the family Staphylinidae, subfamily Pselaphinae. The genus was established by Sharp in 1887 and contains approximately nine described species. These beetles are associated with ant colonies, a common ecological strategy among pselaphine beetles. Most species have been described from the Neotropical region, particularly Central America.
myrmecophileant-associatedpselaphinerove-beetleNeotropicalStaphylinidaePselaphinaeArhytodinitropicalant-colony-inhabitantinquilinemicrohabitat-specialistleaf-littersoil-dwellingcrypticrarely-collectedsmall-beetlemorphologically-specialized1887-descriptionSharpCentral-AmericaPanamaColeopteraPolyphagaStaphyliniformiaStaphylinoideaPselaphitaegenus-levelnine-speciesconicusdegallierilucidusnuttingipectinatusschwarzisentisspinipessucineasspine-legged-pselaphidChandlerWoldaSchaeffer190619761986type-species-unknownrarely-observediNaturalist:-2-observationsCatalogue-of-Life-acceptedGBIF-acceptedNCBI-acceptedEukaryotaMetazoaHexapodaInsectaArthropodaAnimaliabeetleinsectarthropodanimalCalligrapha praecelsis
Calligrapha praecelsis is a leaf beetle species in the family Chrysomelidae, first described by Rogers in 1856. It belongs to the genus Calligrapha, a group known for their distinctive, often ornate elytral markings. The species is found in North America, with records from Manitoba, Canada. Very few observations of this species have been documented.
Callophrys niphon clarki
Callophrys niphon clarki is a subspecies of the eastern pine elfin butterfly, a member of the family Lycaenidae. The parent species, Callophrys niphon, is native to North America. This subspecies was described by T. Freeman in 1938. According to GBIF records, this name is currently treated as a synonym under the genus Incisalia as Incisalia niphon. Very few observations (4) of this subspecies have been recorded in iNaturalist, suggesting it is either rare, poorly surveyed, or taxonomically merged with related forms.
Caloparyphus crucigerus
Caloparyphus crucigerus is a species of soldier fly (family Stratiomyidae) described by Coquillett in 1902. It belongs to the tribe Oxycerini, a group of small to medium-sized flies often associated with wetland and riparian habitats. The species is rarely documented, with only two observations recorded on iNaturalist as of the knowledge cutoff. Like other members of its family, the larvae likely develop in moist or aquatic environments.
Calopompilus deceptus
Calopompilus deceptus is a species of spider wasp in the family Pompilidae. The genus Calopompilus contains species that are specialized predators of spiders, with females paralyzing their prey to provision nests for their larvae. Very little specific information is documented for C. deceptus; the species has been recorded from only two observations on iNaturalist, indicating it is rarely encountered or underreported. As with other members of its genus, it is presumed to be a solitary hunting wasp with specialized predatory behavior.
Capnobotes spatulatus
Spatulate Longwing
Capnobotes spatulatus, known as the spatulate longwing, is a shield-backed katydid described in 1968. It belongs to the family Tettigoniidae, a group characterized by elongated antennae and stridulatory sound production. The species is endemic to western North America, with records primarily from California.
Caribbeana bichorda
Caribbeana bichorda is a moth species in the family Notodontidae, first described by Hampson in 1901. It belongs to a genus endemic to the Caribbean region. The species is documented from limited observations, with iNaturalist records indicating it is rarely encountered. As a member of the Heterocampinae subfamily, it shares morphological traits with related prominents but remains poorly studied in terms of natural history.
Carolinaia howardii
Carolinaia howardii is a species of aphid in the family Aphididae. It belongs to the genus Carolinaia, a group of aphids associated with ferns and related plants. The species was described by Wilson in 1911. Very few observations of this species have been documented.
Carptima
Carptima is a monotypic moth genus in the family Geometridae, containing a single species, Carptima hydriomenata. The genus was described by Pearsall in 1906. It is endemic to Arizona, USA. The genus is classified within the subfamily Larentiinae.
Catadelphops
Catadelphops is a genus of parasitoid wasps in the family Ichneumonidae, established by Heinrich in 1962. It belongs to the superfamily Ichneumonoidea, one of the largest groups of parasitoid wasps. The genus is poorly documented in published literature, with minimal available information on its biology and species diversity. Records indicate it has been rarely observed, with only two observations documented on iNaturalist.
Cephalodynerus russipes
Cephalodynerus russipes is a species of potter wasp in the subfamily Eumeninae, first described by Bohart in 1942. The genus Cephalodynerus is characterized by distinctive head morphology with expanded genae (cheek regions), though species-specific traits for C. russipes remain poorly documented. This species belongs to a group of solitary wasps that construct mud nests provisioned with paralyzed caterpillars.
Cerotainiops
Cerotainiops is a small genus of robber flies established by Curran in 1930. The genus comprises approximately six described species distributed in North America. As members of the family Asilidae, these predatory flies hunt other insects in flight. The genus has received limited taxonomic study beyond original species descriptions.
Ceuthophilus chiricahuae
Chiricahua cave cricket
Ceuthophilus chiricahuae is a species of camel cricket (family Rhaphidophoridae) endemic to North America. The species was described by Hubbell in 1936 and is named for the Chiricahua Mountains region. Like other members of the genus Ceuthophilus, it is wingless and adapted to cool, dark, moist habitats. Very few observations of this species have been recorded, with only six documented occurrences in biodiversity databases.
Chaetarthria nigrella
Chaetarthria nigrella is a minute water scavenger beetle in the family Hydrophilidae. It is one of the smallest members of its family, typically measuring only 1-2 millimeters in length. The species belongs to the subfamily Chaetarthriinae, a group of tiny beetles often associated with moist or aquatic microhabitats. Very few observations exist for this species, with only three records documented on iNaturalist, suggesting it is either genuinely rare, undercollected, or difficult to detect due to its minute size.
Charlesella viticola
Charlesella viticola is a species of longhorn beetle in the family Cerambycidae, subfamily Lamiinae. It was described by Schaeffer in 1908. The species belongs to the tribe Desmiphorini, a group of relatively small to medium-sized cerambycids often associated with woody plants. Very few observations of this species have been documented, with only three records in iNaturalist as of the knowledge cutoff.
Chersodromia insignita
Chersodromia insignita is a species of hybotid dance fly described by Melander in 1945. It belongs to the family Hybotidae, a group of predatory flies commonly known as dance flies. The species is known only from California, with very few documented observations.
Chionodes rectifex
Chionodes rectifex is a species of gelechiid moth described by Hodges in 1999. It is known from the southeastern United States, with records from North Carolina to Florida. The species is represented by few observations, suggesting it may be uncommon or underrecorded.
Chionomus quadrispinosus
Chionomus quadrispinosus is a species of planthopper in the family Delphacidae, originally described by Muir and Giffard in 1924. As a member of the genus Chionomus, it belongs to a group of small delphacid planthoppers associated with grassland habitats. The species epithet 'quadrispinosus' refers to four spines, likely describing a diagnostic feature of the male genitalia or other sclerotized structures. Very few observations exist in public databases, suggesting it is either genuinely rare, cryptic, or underreported.
Chramesus chapuisii
Chramesus chapuisii is a species of weevil in the family Curculionidae, described by LeConte in 1876. The genus Chramesus comprises bark beetles, a group of small weevils that tunnel beneath tree bark. This species is known from very few documented observations, with only two records on iNaturalist. Most species in this genus are associated with coniferous trees.
Chrysops clavicornis
deer fly
Chrysops clavicornis is a species of deer fly in the family Tabanidae, described by Brennan in 1935. It belongs to the genus Chrysops, a diverse group of biting flies commonly known as deer flies or yellow flies. The species is characterized by clubbed antennae, as indicated by its specific epithet 'clavicornis' (from Latin clavus = club, cornu = horn). Like other members of the genus, it is likely a blood-feeding fly with females requiring blood meals for egg development.
Cimberis pallipennis
Pale-winged Pine Flower Weevil
Cimberis pallipennis is a species of primitive weevil in the family Nemonychidae, commonly known as the Pale-winged Pine Flower Weevil. The species was described by Blatchley in 1916 and is currently placed in the genus Cimberis, though it was previously classified under Rhinomacer. It belongs to a small family of weevils characterized by their association with coniferous plants.
Cligenes
Cligenes is a genus of dirt-colored seed bugs in the family Rhyparochromidae, established by Distant in 1893. The genus contains at least two described species: Cligenes distinctus (Distant, 1893) and Cligenes grandis (Brambila, 2000). Members belong to the tribe Antillocorini within the subfamily Rhyparochrominae. The genus is rarely encountered, with only two observations recorded on iNaturalist.
Clivina pallida
Pale Slope-rumped Beetle
Clivina pallida is a species of ground beetle in the subfamily Scaritinae, described by Thomas Say in 1823. It belongs to the genus Clivina, a group of small, fossorial carabid beetles commonly known as ant-like stone beetles or slope-rumped beetles. The species epithet "pallida" refers to its pale coloration. Very little specific biological information is documented for this particular species.
Colaspis brownsvillensis
Brownsville milkvine leaf beetle, Texas Milkvine Colaspis
Colaspis brownsvillensis is a leaf beetle in the family Chrysomelidae, first described by Doris Holmes Blake in 1975 (published 1976) from specimens collected in Brownsville, Texas. The species is endemic to Texas and is closely related to Colaspis nigrocyanea. It is commonly known as the Brownsville milkvine leaf beetle or Texas Milkvine Colaspis. Very few observations of this species have been recorded, with only 20 documented observations in iNaturalist.
Colaspis suggona
Colaspis suggona is a leaf beetle species described by Blake in 1977. It belongs to the family Chrysomelidae and is known to occur in North America. Very little specific information is documented about this species, and it appears to be rarely observed or studied.
Colobostema varicorne
minute black scavenger fly, dung midge
Colobostema varicorne is a species of minute black scavenger fly in the family Scatopsidae, commonly referred to as a dung midge. It was described by Coquillett in 1902. Members of this family are small, dark-colored flies associated with decomposing organic matter. The species is rarely documented, with few observations recorded.
Compsobata mima
Compsobata mima is a species of stilt-legged fly in the family Micropezidae. It was originally described as Trepidaria mima by Hennig in 1936 before being transferred to the genus Compsobata. The species is known from limited observations, with only two records documented on iNaturalist. As a member of the Micropezidae, it belongs to a family characterized by elongated legs and distinctive wing-raising behavior.
Condylops obrieni
Condylops obrieni is a species of soft-winged flower beetle in the family Melyridae, described by Wittmer. It belongs to the subgenus Neocondylops. The species is known from very limited observations, with only one documented occurrence on iNaturalist. As a member of Melyridae, it likely shares general ecological tendencies with related species in the genus, though specific biological details remain poorly documented.
Conoecus
Conoecus is a genus of darkling beetles (family Tenebrionidae) described by Horn in 1885. The genus is native to the Nearctic region, though it is rarely encountered with very few documented observations. As a tenebrionid genus, its members are likely adapted to arid or semi-arid environments, though specific ecological details remain poorly documented.
Copablepharon atrinotum
Copablepharon atrinotum is a moth species in the family Noctuidae, described by Crabo and Lafontaine in 2004. The species belongs to a genus of sand-dwelling moths primarily distributed in North America. Very few observations of this species have been recorded, with only two documented observations on iNaturalist.
Cophura sculleni
Cophura sculleni is a species of robber fly (Asilidae) described by Wilcox in 1937. It belongs to the subfamily Brachyrhopalinae, a group characterized by relatively short antennae. The species is part of the genus Cophura, which contains approximately 30 species distributed primarily in North America. Very few observations of this species have been documented.
Cordyla manca
Cordyla manca is a species of fungus gnat in the family Mycetophilidae, first described by Johannsen in 1912. It belongs to the subfamily Mycetophilinae and tribe Exechiini. Like other members of its genus, it is presumed to be associated with fungal habitats, though specific ecological details remain poorly documented. The species is known from very few observations.
Corymbitodes xanthomus
Corymbitodes xanthomus is a species of click beetle in the family Elateridae. It is a rarely encountered species with limited documentation, known from a small number of observations. As with other members of the genus Corymbitodes, it belongs to a group of click beetles characterized by their ability to produce a clicking sound through a prosternal process that snaps against the mesosternum when disturbed.
Craterocercus obtusus
Craterocercus obtusus is a species of sawfly in the family Tenthredinidae, first described by Klug in 1816. It belongs to a genus within a family commonly known as common sawflies, which are herbivorous Hymenoptera with larvae that feed on plant material. The species has minimal documented observations, with only two records on iNaturalist. Beyond taxonomic classification, detailed biological information about this specific species appears to be scarce in accessible literature.
Cratichneumon arizonensis
Cratichneumon arizonensis is a species of ichneumon wasp in the family Ichneumonidae, first described by Henry Lorenz Viereck in 1905. The species is known from a small number of observations, with records indicating presence in North America. As with other members of the genus Cratichneumon, this species is presumed to be a parasitoid, though specific host relationships remain undocumented. The species epithet 'arizonensis' suggests a type locality or primary distribution associated with Arizona.
Cratichneumon pseudanisotae
Cratichneumon pseudanisotae is a species of ichneumon wasp described by Heinrich in 1961. It belongs to the large family Ichneumonidae, one of the most diverse families of parasitoid wasps. The genus Cratichneumon comprises medium-sized ichneumonids characterized by robust body proportions and specific wing venation patterns. Very few observations of this species have been recorded, with only two documented occurrences in iNaturalist.
Crenitis paradigma
Crenitis paradigma is a species of water scavenger beetle in the family Hydrophilidae. It is a small aquatic beetle known from western North America. The species was described by Orchymont in 1942. Like other members of the genus Crenitis, it is associated with aquatic or semi-aquatic habitats.
Cressonomyia
Cressonomyia is a genus of shore flies (Ephydridae) established by Arnaud in 1958. The genus is poorly documented in scientific literature, with minimal available information on its biology, ecology, or species composition. Records indicate extremely limited observational data, with only three documented observations on iNaturalist as of the knowledge cutoff. Like other ephydrids, members of this genus are presumed to be associated with aquatic or semi-aquatic habitats, though specific ecological details remain unverified.
Criorhina nasica
Black-backed Yellowjacket Fly
Criorhina nasica is a hoverfly species in the family Syrphidae, first described from North America in 1908. The species is known from limited observations and appears to be uncommon or underreported. It belongs to a genus characterized by bumble bee-mimicry, though specific morphological details for this species remain poorly documented in accessible literature.
Cryptocephalus sanguinicollis nigerrimus
A subspecies of case-bearing leaf beetle in the family Chrysomelidae. Described by Crotch in 1874. Very few observations exist, with only 3 records in iNaturalist. Known from Middle and North America.
Cryptotreta cislimitensis
Cryptotreta cislimitensis is a species of tephritid fruit fly described by Steyskal in 1977. It belongs to the genus Cryptotreta within the tribe Eutretini, a group of fruit flies known for their often patterned wings and association with plants. Very little published information exists on the biology or ecology of this species.
Cryptus moschator iroquois
Cryptus moschator iroquois is a subspecies of ichneumonid wasp described by Viereck in 1917. It belongs to the genus Cryptus, a group of parasitoid wasps within the family Ichneumonidae. The subspecies epithet 'iroquois' suggests a connection to the Iroquois region or peoples, though the specific etymology is not documented in available sources. Like other members of its genus, it is presumed to be a parasitoid, but specific host associations and biological details remain undocumented.
Cyamops
Cyamops is a genus of small flies in the family Periscelididae, subfamily Stenomicrinae. First described by Melander in 1913, this genus is part of the diverse order Diptera. The genus contains multiple species, though detailed biological information remains limited. Observations of this genus are rare, with only 12 records documented on iNaturalist.
Cyclotrachelus alternans
Cyclotrachelus alternans is a ground beetle species in the family Carabidae, described by Casey in 1920. It belongs to a genus of woodland ground beetles found in North America. The species has been documented in Canada and the United States, with limited observational records available.
Cyclotrachelus ovulum
A ground beetle in the genus Cyclotrachelus, family Carabidae. The genus name refers to the rounded, wheel-like pronotal shape characteristic of these beetles. Very few documented observations exist for this species.
Cyrtopogon perspicax
Cyrtopogon perspicax is a species of robber fly in the family Asilidae, described by Cole in 1919. Like other members of the genus Cyrtopogon, it is a predatory fly that captures other insects in flight. The species is known from limited observations, with only two records documented in iNaturalist as of the source date. Its specific epithet "perspicax" suggests keen perception or discernment, possibly alluding to visual acuity in hunting.
Dasyrhadus impressicollis
Dasyrhadus impressicollis is a species of soft-bodied plant beetle in the family Rhadalidae (sometimes treated as a subfamily within Melyridae). The species was described by Fall in 1910 and is known from a small number of observations in British Columbia, Canada. It belongs to a genus of beetles with limited published biological information.
Decadiomus bahamicus
Rubin Vase Lady Beetle
Decadiomus bahamicus is a species of lady beetle in the family Coccinellidae. It is native to the Caribbean region and has been recorded in southern Florida. The species is known by the common name "Rubin Vase Lady Beetle." Knowledge of this species is limited, with few documented observations.
Decarthron abnorme
ant eating beetle
Decarthron abnorme is a rove beetle (Staphylinidae) described by J.L. LeConte in 1849. It is known for its association with ants, earning it the common name 'ant eating beetle'. The species has been recorded across much of Canada and the northern and eastern United States. Despite its broad distribution, it remains poorly documented in the literature, with only a single observation in iNaturalist suggesting it is rarely encountered or underreported.
Deltometopus baranowskii
Deltometopus baranowskii is a species of false click beetle in the family Eucnemidae. The species is known from a single iNaturalist observation, indicating it is rarely encountered or potentially understudied. Members of the genus Deltometopus are characterized by their elongated body form and reduced click mechanism compared to true click beetles (Elateridae). The specific epithet honors an individual, likely a coleopterist or naturalist.
Deopalpus parksi
Deopalpus parksi is a species of tachinid fly described by Reinhard in 1934. The genus Deopalpus is a small group within the diverse Tachinidae family, which comprises parasitoid flies. Few observations of this species exist in public databases, with only four records on iNaturalist. Its biology and host relationships remain poorly documented.
Desmopachria circularis
Desmopachria circularis is a species of diving beetle described by Sharp in 1882. It belongs to the family Dytiscidae, a group of aquatic beetles adapted for underwater life. The genus Desmopachria is characterized by small body size and is distributed primarily in the Americas. This species is recorded from Middle America, though specific details about its biology remain poorly documented.
Diachus catarius
Diachus catarius is a leaf beetle species in the family Chrysomelidae, first described by Suffrian in 1852. The species is recorded from eastern Canada, specifically New Brunswick, Nova Scotia, and Ontario. Very few observations exist in public databases, suggesting it may be uncommon or underreported. As a member of Chrysomelidae, it belongs to a family of herbivorous beetles, though species-specific biology remains poorly documented.
Diaphorus pseudopacus
Diaphorus pseudopacus is a species of long-legged fly in the family Dolichopodidae, described by Robinson in 1964. It belongs to the genus Diaphorus, a group of small to medium-sized flies characterized by their elongated legs and metallic coloration. Very few observations of this species have been documented, with only 5 records on iNaturalist as of the source date. The specific epithet "pseudopacus" suggests a resemblance to or relationship with D. opacus, though the precise nature of this distinction requires examination of type specimens.
Dichagyris kyune
Dichagyris kyune is a species of noctuid moth (cutworm or dart moth) described by William Barnes in 1904. It belongs to the subfamily Noctuinae within the family Noctuidae. The species is recorded from North America and has been assigned the MONA/Hodges number 10880. Very few observations exist in public databases, suggesting it is rarely encountered or understudied.
Dicolonus sparsipilosus
Dicolonus sparsipilosus is a species of robber fly described by Back in 1909. It belongs to the genus Dicolonus within the family Asilidae, a group of predatory flies known for their agile flight and ambush hunting behavior. The species is rarely recorded, with minimal observation data available.
Diomus xanthaspis
Diomus xanthaspis is a small lady beetle species in the family Coccinellidae, first described by Mulsant in 1850. It is native to North America, with records from Brazil (Bahia) as well. The genus Diomus comprises minute lady beetles, many of which are poorly documented in terms of their biology and ecology. This species remains among the lesser-known members of the family, with very few observations recorded.
Dirophanes mellinus
Dirophanes mellinus is a species of ichneumon wasp in the family Ichneumonidae, first described by Provancher in 1875. The genus Dirophanes belongs to the diverse parasitoid wasp family Ichneumonidae, one of the largest families of insects. As with most ichneumonids, this species is presumed to be a parasitoid of other insects, though specific host records for D. mellinus are not well documented. The species is rarely encountered and poorly known in the scientific literature.
Dirotognathus
Dirotognathus is a genus of broad-nosed weevils in the beetle family Curculionidae, established by Horn in 1876. The genus contains at least two described species: D. punctatus (Hatch, 1971) and D. sordidus (Horn, 1876). As members of the subfamily Entiminae, these weevils possess the characteristic short, broad rostrum typical of broad-nosed weevils. The genus is placed in the tribe Byrsopagini. Very few observations exist in biodiversity databases, suggesting it may be rarely encountered or understudied.
Discodon abdominale
Discodon abdominale is a species of soldier beetle in the family Cantharidae, described by Schaeffer in 1909. It is found in North America. The genus Discodon is part of the diverse soldier beetle family, which contains numerous species with elongated bodies and soft elytra. Very few observations of this species have been documented.
Dolopomyrmex
Dolopomyrmex is a monotypic genus of ants in the subfamily Myrmicinae, containing only Dolopomyrmex pilatus. The genus is endemic to arid regions of the western and southwestern United States. These ants are believed to be almost exclusively subterranean, making them rarely observed above ground.
Dorcatoma falli
Dorcatoma falli is a small beetle species in the family Ptinidae, first described by R.E. White in 1965. The species is known from eastern Canada, with records from Nova Scotia, Ontario, and Québec. Like other members of the genus Dorcatoma, it likely inhabits decaying wood and fungal substrates, though specific ecological details remain poorly documented. The species is rarely encountered, with only three observations recorded in iNaturalist as of the source date.
Drionia
Drionia is a genus of leafhoppers in the family Cicadellidae, subfamily Deltocephalinae, tribe Athysanini. Described by Ball in 1915, this genus belongs to the subtribe Cochlorhinina. The genus is poorly documented in scientific literature, with minimal published information on its biology and ecology. Records indicate very few observations, suggesting either genuine rarity or undercollection.
Eanus albertanus
Eanus albertanus is a species of click beetle (family Elateridae) described by W.J. Brown in 1930. The species is native to western Canada, with confirmed records from Alberta and British Columbia. Like other members of Elateridae, it possesses the characteristic clicking mechanism used to right itself when overturned. Available information on this species is limited, reflecting its restricted geographic range and apparent rarity in collections.
Eccoptomera simplex
Eccoptomera simplex is a species of true fly in the family Heleomyzidae, described by Coquillett in 1904. The genus Eccoptomera is part of a family of small to medium-sized flies commonly associated with decaying organic matter. Very few observations of this species have been recorded, with only two documented observations in iNaturalist as of the knowledge cutoff.
Elachiptera angusta
frit fly
Elachiptera angusta is a species of frit fly in the family Chloropidae, originally described by Sabrosky in 1948. The species is currently recognized as a synonym of Ceratobarys angusta. It belongs to the subfamily Oscinellinae and tribe Elachipterini. Very few observations of this species have been documented, with only three records in iNaturalist.
Elatotrypes
Elatotrypes is a monotypic genus of longhorn beetles (family Cerambycidae) containing a single described species, Elatotrypes hoferi. The genus was established by Fisher in 1919 and is classified within the tribe Callidiini of the subfamily Cerambycinae. Very little is known about the biology or natural history of this genus due to its rarity and limited documentation.
Enoclerus hoegei
Enoclerus hoegei is a species of checkered beetle in the family Cleridae. The species was originally described by Gorham in 1883 under the genus Cymatodera, and is currently recognized as a valid species within the large genus Enoclerus, which contains 32 species in North America north of Mexico. Very few observations of this species exist in public databases. The genus Enoclerus is characterized by bright coloration and bold patterning, with many species exhibiting mimicry of velvet ants (Mutillidae) and other hymenopterans.
Ephippiphora imitativa
Ephippiphora imitativa is a species of tortrix moth in the family Tortricidae. The specific epithet "imitativa" suggests a resemblance to other species. Based on the small number of iNaturalist observations (8), it appears to be rarely encountered or poorly known. As a member of Tortricidae, it likely possesses the characteristic bell-shaped resting posture and forewings that fold over the abdomen.
Ephuta pauxilla
Ephuta pauxilla is a species of velvet ant in the family Mutillidae. The genus Ephuta contains small to medium-sized mutillids found primarily in North America. Like all velvet ants, females are wingless and wasp-like in appearance, while males possess wings. The species is poorly documented with minimal published information available.
Eremopedes kelsoensis
Kelso Shieldback
Eremopedes kelsoensis, known as the Kelso Shieldback, is a shield-backed katydid described by Tinkham in 1972. It belongs to the family Tettigoniidae, which includes katydids and bush crickets. The species is found in California, North America. Very few observations of this species have been documented.
Escaria
Escaria is a genus of moths in the family Noctuidae, containing two described species: E. clauda and E. homogena. The genus was established by Grote in 1882 and is classified within the subfamily Noctuinae and tribe Hadenini. Both species are native to North America. The genus is rarely encountered, with minimal observational records available.
Eschatomoxys andrewsi
Eschatomoxys andrewsi is a darkling beetle (family Tenebrionidae) described by Aalbu & Thomas in 2008. The genus Eschatomoxys belongs to the diverse beetle family Tenebrionidae, commonly known as darkling beetles, which are primarily detritivores and scavengers. This species is known from extremely limited occurrence records, with only a single observation documented on iNaturalist.
Estoloides aquilonius
Estoloides aquilonius is a longhorn beetle species in the family Cerambycidae, described by Linsley and Chemsak in 1984. It is known from the United States. As a member of the subfamily Lamiinae and tribe Desmiphorini, it belongs to a diverse group of wood-boring beetles. Very few observations of this species have been documented.
Eucosma essexana
Essex phaneta moth, Essex Eucosma Moth
Eucosma essexana is a small tortricid moth described by Kearfott in 1907. The species is known from limited observations and is assigned Hodges number 2910 in North American moth classification systems. It belongs to the diverse genus Eucosma, which contains numerous small, often poorly known species of leafroller moths.
Euhyparpax
Euhyparpax is a genus of moths in the family Notodontidae, erected by Edna Libby Beutenmüller in 1893. The genus contains two described species: Euhyparpax amatame (Dyar, 1916) and Euhyparpax rosea Beutenmüller, 1893. These moths belong to the subfamily Heterocampinae, commonly known as prominents. The genus is rarely encountered, with only two observations documented on iNaturalist.
Eumesosoma nigrum
Eumesosoma nigrum is a species of harvestman (Opiliones) in the family Sclerosomatidae, first described by Thomas Say in 1821. The species is known from very few observations, with only three records documented in iNaturalist. As a member of the Leiobuninae subfamily, it belongs to a group of long-legged harvestmen commonly found in North America.
Euplastius melsheimeri
Euplastius melsheimeri is a species of click beetle in the family Elateridae. The genus Euplastius is poorly documented in published literature, and this species is known from very few observations. As with other elaterids, adults possess the characteristic clicking mechanism formed by the prosternal process and mesosternal receptacle that enables their jumping escape response. The species epithet honors American entomologist Frederick Ernst Melsheimer.
Evita
Evita is a monotypic genus of moths in the family Geometridae, described by Capps in 1943. It belongs to the subfamily Ennominae, one of the largest subfamilies of geometer moths. The genus is known from very few observations, with only two records documented on iNaturalist.
Evita hyalinaria
Evita hyalinaria is the sole species in the monotypic genus Evita, described by Grossbeck in 1908. It is a geometrid moth found in southwestern North America. The genus was established by Hahn William Capps in 1943. Very few observations exist, with only one documented occurrence in iNaturalist.
Exoprosopa painterorum
Exoprosopa painterorum is a species of bee fly in the family Bombyliidae, described by Johnson & Johnson in 1960. It belongs to the subfamily Anthracinae and tribe Exoprosopini. The species is named in honor of the Painter family, likely referring to entomologists associated with this group. Very few observations of this species have been documented.
Fala
Fala is a genus of moths in the family Noctuidae, subfamily Stiriinae, established by Grote in 1875. The genus belongs to the tribe Stiriini and is part of the diverse noctuid moth fauna. Members of this genus are classified within the superfamily Noctuoidea, one of the largest groups of Lepidoptera. Very few observations of Fala species have been documented, with only 8 records reported to iNaturalist, suggesting either rarity, cryptic habits, or limited survey effort.
Filatima hemicrossa
Filatima hemicrossa is a small gelechiid moth with a wingspan of 20–21 mm. It occurs in scattered localities across North America including Texas, Montana, and Florida. Adults are active during spring, with flight records from April to May.
Frechinia criddlealis
Frechinia criddlealis is a moth species in the family Crambidae, subfamily Odontiinae. It was described by Canadian entomologist Eugene G. Munroe in 1951. The species is known from a limited number of records across western and central North America, including Arizona, Colorado, Kansas, and Manitoba. Its biology remains poorly documented.
Gambrinus crotchii
Gambrinus crotchii is a species of click beetle in the family Elateridae, described by Horn. The genus Gambrinus is a small group within the click beetles, and this species appears to be rarely encountered with very few documented observations. The species name honors George Henry Crotch, a 19th-century entomologist known for his work on Coleoptera.
Gambrinus lanchesteri
Gambrinus lanchesteri is a species of click beetle in the family Elateridae. Very few observations of this species exist in scientific databases, indicating it is either rare, poorly surveyed, or restricted to specific habitats. The genus Gambrinus is not well studied, and most species within it remain poorly known. Available information about this species is extremely limited.
Gambrinus sinuifrons
Gambrinus sinuifrons is a species of click beetle in the family Elateridae. The genus Gambrinus is poorly documented in published literature, and this species is known from very few observations. It belongs to a group of beetles characterized by an elongated body form and the ability to produce an audible clicking sound through a prosternal-mesosternal locking mechanism. Available information about this species is extremely limited.
Gloveria howardi
Gloveria howardi is a moth species in the family Lasiocampidae, described by Dyar in 1896. Originally placed in the genus Dendrolimus, it was later transferred to Gloveria. The species is known from very few observations, with only two research-grade records documented in iNaturalist. As a member of the tent caterpillar family Lasiocampidae, adults are presumed to be non-feeding with reduced mouthparts, though this has not been directly confirmed for this species.
Graphops cavani
Graphops cavani is a species of leaf beetle in the family Chrysomelidae. The genus Graphops contains species commonly known as flea beetles or leaf beetles, many of which are associated with specific host plants. Very little published information exists specifically for G. cavani, with only two observations recorded on iNaturalist as of the source date. The species appears to be rarely encountered or underreported.
Hadronemidea
Hadronemidea is a genus of plant bugs in the family Miridae, established by Reuter in 1907. The genus contains two described species: Hadronemidea echinata (Gruetzmacher & Schaffner, 1977) and Hadronemidea esau Reuter, 1908. As members of Miridae, these are true bugs (Hemiptera) with piercing-sucking mouthparts. The genus is rarely encountered, with only eight observations recorded on iNaturalist.
Haematochiton
Haematochiton is a genus of pleasing fungus beetles in the family Erotylidae, established by Gorham in 1888. The genus contains at least three described species: H. bisculptum, H. carbonarius, and H. elateroides. These beetles belong to a family commonly associated with fungal associations. Knowledge of this genus is limited, with few observations documented.
Haida
Haida is a genus of rove beetles (family Staphylinidae) described by Keen in 1897. It belongs to the subfamily Omaliinae and tribe Coryphiini. The genus is rarely encountered, with limited observational records.
Helesius
Helesius is a genus of lady beetles (family Coccinellidae) containing two described species: Helesius nigripennis and Helesius nubilans. The genus was established by Casey in 1899. These beetles are part of the diverse Coccinellidae family, though specific ecological details remain poorly documented.
Heliolonche celeris
Heliolonche celeris is a noctuid moth described by Augustus Radcliffe Grote in 1873. It belongs to the subfamily Heliothinae within the owlet moth family Noctuidae. The species is endemic to California and comprises two recognized subspecies: the nominate H. c. celeris and H. c. melicleptrioides. Available records indicate it is rarely encountered, with few documented observations.
Hemihoplis
Hemihoplis is a genus of ichneumonid wasps established by Heinrich in 1960. The genus belongs to the family Ichneumonidae, one of the largest families of parasitoid wasps. Very few observations of this genus exist in public databases, with only three records on iNaturalist as of the knowledge cutoff. The genus name suggests a morphological relationship to the genus Hoplis, with 'hemi-' indicating a partial or intermediate condition.
Herreshoffia
Herreshoffia is a genus of moths in the family Geometridae, subfamily Larentiinae. The genus was established by Sperry in 1949 and is considered valid by Catalogue of Life, though GBIF marks it as doubtful. Very few observations exist, with only two records documented on iNaturalist. The genus appears to be poorly known, with limited published information available.
Hesperanoplium
Hesperanoplium is a genus of longhorn beetles (Cerambycidae) established by Linsley in 1957. The genus contains two described species: H. antennatum (Linsley, 1932) and H. notabile (Knull, 1947). It belongs to the tribe Hesperophanini within the subfamily Cerambycinae. The genus is poorly documented in scientific literature, with minimal observational records.
Heteropogon rubrifasciatus
Heteropogon rubrifasciatus is a species of robber fly in the family Asilidae, subfamily Brachyrhopalinae. The genus Heteropogon comprises small to medium-sized predatory flies known for their distinctive courtship behaviors. Like other asilids, they are aerial predators that capture other insects in flight. This species was described by Bromley in 1931. Very few specific observations of H. rubrifasciatus have been documented, with only 13 records in iNaturalist as of the knowledge cutoff.
Homoanarta peralta
Homoanarta peralta is a species of moth in the family Noctuidae, first described by William Barnes in 1907. It belongs to the tribe Eriopygini within the subfamily Noctuinae. The genus Homoanarta contains multiple species distributed in North America. Very few observations of this species have been recorded, with only two documented observations in iNaturalist as of the available data.
Hulstina xera
Hulstina xera is a species of geometrid moth in the family Geometridae, subfamily Ennominae. It was described by Rindge in 1970. The species is known from North America. Like other geometrid moths, adults likely have the characteristic slender bodies and broad wings typical of the family. Very little specific biological information has been published for this species.
Hybomitra aequetincta
Hybomitra aequetincta is a species of horse fly in the family Tabanidae. It belongs to the genus Hybomitra, a group known for fast-flying, robust-bodied flies. The species was described by Becker in 1900. Like other horse flies, adults are likely to be diurnal and females are presumed to be blood-feeders, though specific details for this species are poorly documented. It is among the lesser-known members of a genus containing some of the fastest flying insects recorded.
Hybrizon rileyi
Hybrizon rileyi is a species of parasitoid wasp in the family Ichneumonidae, subfamily Hybrizontinae. All members of this subfamily are specialized ant parasitoids, representing the third most diverse group of ant parasitoid wasps after Eucharitidae and Neoneurini. The species was described by Ashmead in 1889. Like other Hybrizontinae, it likely parasitizes ant larvae, though specific host records for this species remain poorly documented.
Ichneumon lacrymans
Ichneumon lacrymans is a species of ichneumon wasp in the family Ichneumonidae, described by Provancher in 1875. It belongs to the highly diverse genus Ichneumon, one of the largest genera within this wasp family. The species is known from very few observations, with only two records documented on iNaturalist. Like other ichneumon wasps, it is presumed to be parasitoid, though specific host relationships and biological details remain undocumented in available sources.
Johannsenomyia annulicornis
Johannsenomyia annulicornis is a species of biting midge in the family Ceratopogonidae, described by Malloch in 1918. It belongs to the tribe Sphaeromiini within the subfamily Ceratopogoninae. The genus Johannsenomyia comprises small, delicate flies associated with aquatic or semi-aquatic habitats. Specific ecological details for this species remain poorly documented.
Kaira hiteae
Kaira hiteae is a species of orb-weaving spider in the family Araneidae, described by Levi in 1977. The genus Kaira is notable for containing relatively small, specialized orb-weavers. Very few observations of this species have been documented, with only three records on iNaturalist.
Knudsonia
Knudsonia is a genus of moths in the family Geometridae. The genus was established to accommodate species previously placed in other genera within the subfamily Ennominae. Very few observations of this genus exist in public databases, suggesting it is either rare, poorly sampled, or restricted in distribution. The genus is named in honor of the lepidopterist Edward C. Knudson.
Kuschelina flavocyanea
Kuschelina flavocyanea is a leaf beetle species in the family Chrysomelidae, originally described by Crotch in 1873. The species is known from North America and has been documented in very few observations, suggesting it may be uncommon or underreported. As a member of the genus Kuschelina, it belongs to a group of flea beetles characterized by enlarged hind femora adapted for jumping. Detailed biological information remains limited due to its apparent rarity in collections and observations.
Lacconotus pinicola
Lacconotus pinicola is a beetle species in the family Mycteridae, first described by Horn in 1879. The species epithet 'pinicola' suggests an association with pine (Pinus), though specific ecological relationships remain poorly documented. It is known from North America, with distribution records including British Columbia, Canada. The species is rarely encountered, with only six observations recorded on iNaturalist.
Laccornis latens
Laccornis latens is a species of predaceous diving beetle in the family Dytiscidae. It was described by Fall in 1937. The species is known from North America, with confirmed records from New Brunswick and Nova Scotia in Canada.
Lampronia oregonella
Lampronia oregonella is a small moth species in the family Prodoxidae, first described by Walsingham in 1880. It is known from a limited number of observations in western North America. The larvae have been documented feeding on Heuchera species.
Lampronia sublustris
Lampronia sublustris is a small moth in the family Prodoxidae, first described by Annette Braun in 1925. It occurs in western North America from southern British Columbia to northern California, with eastern records extending to Alberta, Utah, and Colorado. The species belongs to a family of primitive moths that includes yucca moths, though its specific biology remains poorly documented. Records of this species are sparse, with limited observational data available.
Laphystia tolandi
Laphystia tolandi is a species of robber fly in the family Asilidae, described by Wilcox in 1960. As a member of the genus Laphystia, it belongs to a group of predatory flies known for their aerial hunting behavior. The species is recognized in taxonomic databases but remains poorly documented in biological literature.
Lauxania nigrimana
Lauxania nigrimana is a species of small fly in the family Lauxaniidae, first described by Coquillett in 1902. The species is currently recognized as a synonym of Lauxania nigrimanus. It belongs to a family of flies commonly known as lauxaniid flies, which are typically found in association with vegetation and decaying organic matter. Very few observations of this species have been recorded, with only 3 documented observations on iNaturalist.
Lepidostoma hoodi
Hood River Bizarre Caddisfly
Lepidostoma hoodi is a species of caddisfly in the family Lepidostomatidae, described by Ross in 1948. It belongs to a group commonly referred to as 'bizarre caddisflies' due to unusual morphological features characteristic of this genus. The species is known from North America, with records indicating presence in the Nearctic region. Very few observations of this species have been documented.
Leptofoenus rufus
Leptofoenus rufus is a species of chalcidoid wasp in the family Pelecinellidae, described by LaSalle and Stage in 1985. The genus Leptofoenus is notable within the Chalcidoidea for its relatively large body size compared to most members of this superfamily. This species is known from Mexico based on distribution records.
Leptovectura
Leptovectura is a genus of soft-bodied plant beetles in the family Melyridae, established by Thomas L. Casey in 1895. The genus has uncertain taxonomic status and is currently marked as doubtful in major databases. Only four observations have been recorded on iNaturalist, indicating it is rarely encountered or poorly documented. Members of Melyridae are characterized by soft, flexible elytra and often possess chemical defense glands.
Ligidium kofoidi
Kofoid's Rockslater
Ligidium kofoidi is a species of woodlouse in the family Ligiidae, described by Maloney in 1930. It is a small to medium-sized terrestrial isopod found in North America. The species is rarely documented, with only a handful of observations recorded. As a member of the genus Ligidium, it inhabits moist terrestrial environments and belongs to a group commonly known as rockslaters.
Liodema
Liodema is a genus of darkling beetles (family Tenebrionidae) established by Horn in 1870. The genus is native to the Nearctic and Neotropical regions, with records from Colorado and broader distribution across the Americas. It is a poorly documented genus with very few observations in citizen science databases.
Liotrichus falsificus
Liotrichus falsificus is a click beetle species in the family Elateridae, first described by LeConte in 1853. It belongs to a genus characterized by fine, dense pubescence. The species is recorded from eastern Canada with very few modern observations. As with many elaterids, adults possess the family's distinctive clicking mechanism for righting themselves when overturned.
Lipochaeta slossonae
Lipochaeta slossonae is a species of shore fly in the family Ephydridae, described by Coquillett in 1896. It belongs to a genus of small flies associated with aquatic or semi-aquatic habitats. The species is rarely encountered, with limited observational records.
Lissohypnus
Lissohypnus is a genus of rove beetles (Staphylinidae) in the tribe Xantholinini, established by Casey in 1906. The genus belongs to the subfamily Staphylininae, one of the largest subfamilies of rove beetles. Very few observations of this genus exist in public databases, suggesting it is either rare, poorly sampled, or taxonomically cryptic.
Loberus aeratus
Loberus aeratus is a species of pleasing fungus beetle in the family Erotylidae, described by Bruce in 1953. The species is known from North America. Members of the genus Loberus are generally associated with fungal substrates. Only one observation has been recorded on iNaturalist, suggesting it may be rarely encountered or underreported.
Lobocleta griseata
Lobocleta griseata is a species of geometrid moth in the family Geometridae, first described by Cassino in 1931. It is a small moth found in North America. The species is assigned Hodges number 7099 in the MONA (Moths of North America) numbering system. Very few observations of this species have been documented, with only two records in iNaturalist as of the available data.
Longitarsus arenaceus
Longitarsus arenaceus is a species of flea beetle described by Blatchley in 1921. It belongs to the genus Longitarsus, a large group of small leaf beetles characterized by their enlarged hind femora that enable jumping. The species is known from North America. Very few observations exist in public databases, indicating it is rarely encountered or understudied.
Loxocera ojibwayensis
Loxocera ojibwayensis is a species of rust fly in the family Psilidae, described by Buck in 2006. The species was originally described in the genus Imantimyia but is currently accepted in Loxocera. Very few observations of this species have been documented, with only two records on iNaturalist. The specific epithet references the Ojibway, suggesting a connection to the geographic region associated with this Indigenous group, likely in the Great Lakes area of North America.
Macaria flavicaria
Macaria flavicaria is a North American geometrid moth first described by Packard in 1876. It belongs to the genus Macaria, a group of moths commonly known as angle moths or inchworm moths. The species is rarely observed, with limited documentation in entomological databases.
Macaria grossbecki
Macaria grossbecki is a species of geometrid moth in the family Geometridae, subfamily Ennominae. The species was described by Barnes and McDunnough in 1913. It belongs to a genus of moths commonly known as angle moths or bark moths. Available records indicate it is rarely encountered, with limited observational data.
Macrolygistopterus ignitus
Macrolygistopterus ignitus is a species of net-winged beetle in the family Lycidae. Members of this genus are characterized by their soft, flexible elytra with distinctive reticulate venation patterns. The species epithet "ignitus" suggests a fiery or reddish coloration, though specific color patterns for this species are not well documented. Only three observations are recorded on iNaturalist, indicating this species is rarely encountered or poorly documented.
Macrosiphum mentzeliae
blazingstar aphid
Macrosiphum mentzeliae is an aphid species in the family Aphididae, first described by Wilson in 1915. The species is known by the common name 'blazingstar aphid', likely referencing an association with plants in the genus Mentzelia (blazingstars). It belongs to the large genus Macrosiphum, which contains numerous aphid species that feed on various host plants. Very few observations of this species have been recorded, with only a single observation documented on iNaturalist. The species is currently listed as a synonym in the Catalogue of Life, suggesting taxonomic uncertainty or consolidation with another taxon.
Macrotylus tristis
Macrotylus tristis is a species of plant bug in the family Miridae, described by Uhler in 1890. The species is endemic to California, where it has been documented from a small number of observations. As a member of the genus Macrotylus, it belongs to a group of mirids often associated with specific host plants.
Mancia
Mancia is a genus of bee flies (family Bombyliidae) in the subfamily Anthracinae, tribe Villini. The genus was established by Daniel William Coquillett in 1886. Very little published information exists on the biology or species diversity of this genus.
Megapenthes solitarius
Megapenthes solitarius is a click beetle (family Elateridae) described by Fall in 1934. The species is known from limited records in Canada, with confirmed observations in Alberta, New Brunswick, and Quebec. Available data suggest it is rarely encountered, with only three observations documented on iNaturalist.
Megasyrphus catalina
Yellow-legged Gossamer
Megasyrphus catalina is a species of hoverfly in the family Syrphidae, described by Curran in 1930. The species is known by the common name 'Yellow-legged Gossamer.' As a member of the subfamily Syrphinae and tribe Syrphini, it belongs to a diverse group of flies commonly known as flower flies or hoverflies, many of which are important pollinators. The specific epithet 'catalina' likely references the Santa Catalina Mountains in Arizona, suggesting a southwestern North American distribution. Very few observations of this species have been documented, with only four records in iNaturalist as of the knowledge cutoff.
Melanactes consors
Melanactes consors is a species of click beetle (family Elateridae) in the genus Melanactes. The genus Melanactes belongs to the click beetle family, characterized by the distinctive clicking mechanism these beetles use to right themselves when flipped onto their backs. Very little specific information has been published about this particular species.
Melanoplus devius
Devious Short-wing Grasshopper
Melanoplus devius, the devious short-wing grasshopper, is a species of spur-throated grasshopper in the family Acrididae. It was described by Morse in 1904. The species is known from limited observations in North America, with records from Virginia and broader presence indicated across the continent. As a member of the large genus Melanoplus, it shares the characteristic spur-throated morphology of its subfamily Melanoplinae.
Melanoplus nanciae
Ocala clawcercus grasshopper
Melanoplus nanciae, known as the Ocala clawcercus grasshopper, is a species of spur-throated grasshopper described by Deyrup in 1997. It belongs to the diverse genus Melanoplus within the family Acrididae. The species is known from a restricted geographic range in Florida. Published records indicate it is rarely encountered, with limited observational data available.
Melanoplus serrulatus
Nantahala Short-wing Grasshopper
Melanoplus serrulatus is a spur-throated grasshopper in the family Acrididae, described by Hebard in 1937. The common name "nantahala short-wing grasshopper" references the Nantahala region of western North Carolina, where the species is known to occur. It belongs to the large genus Melanoplus, which contains many North American grasshopper species. Available information on this species is extremely limited.
Mellinus bimaculatus
Mellinus bimaculatus is a small wasp in the family Crabronidae, known for its specialized predation on flies. The species is rarely encountered and poorly documented in scientific literature. Observations indicate females hunt muscoid flies, paralyze them with a sting, and transport them to underground burrows as provisions for their larvae. The species occurs in sandy habitats across parts of North and Central America.
Mendesellinae
Mendesellinae is a subfamily of parasitoid wasps within Braconidae, one of the largest families of Hymenoptera. The subfamily is poorly known and rarely encountered, with extremely limited published information. It represents a distinct lineage within the braconid wasp radiation, though its phylogenetic relationships and biological characteristics remain largely unstudied. The single iNaturalist observation suggests it is seldom detected in field surveys.
Menkokia blandii
Menkokia blandii is a species of ichneumon wasp in the family Ichneumonidae, first described by Cresson in 1864. The genus Menkokia is a small and poorly known group within the diverse ichneumonid fauna. Very few observations of this species have been documented, with only 7 records on iNaturalist as of the source data. Its biology and ecology remain largely unstudied.
Meringopus serraticaudus
Meringopus serraticaudus is a species of ichneumon wasp described by Pratt in 1945. It belongs to the genus Meringopus within the family Ichneumonidae, a large group of parasitoid wasps. The species epithet 'serraticaudus' refers to a serrated or saw-like tail structure. Very few observations exist, with only two records documented on iNaturalist, indicating it is rarely encountered or poorly known.
Metalectra albilinea
white-lined fungus moth
Metalectra albilinea, commonly known as the white-lined fungus moth, is a species of moth in the family Erebidae. It was described by Richards in 1941. The species is found in North America and has been assigned Hodges number 8504. Very few observations of this species have been recorded.
Metapogon amargosae
Metapogon amargosae is a species of robber fly (family Asilidae) described by Wilcox in 1972. It belongs to the subfamily Brachyrhopalinae, a group characterized by reduced wing venation and generally small to medium body size. The specific epithet references the Amargosa region, suggesting a geographic association with desert environments in the southwestern United States. Like other asilids, it is presumed to be an aerial predator, though direct observations of its biology remain limited.
Metarranthis pilosaria
coastal bog metarranthi, slender groundsel moth
Metarranthis pilosaria is a species of geometrid moth found in North America. It is known by two common names: the coastal bog metarranthi and the slender groundsel moth. The species was first described by Packard in 1876. As a member of the subfamily Ennominae, it belongs to a diverse group of moths commonly referred to as inchworms or loopers due to their characteristic larval movement.
Metopius galbaneus
Metopius galbaneus is a species of ichneumon wasp described by Townes & Townes in 1959. It belongs to the genus Metopius, a group characterized by distinctive facial modifications in males. The species is known from limited observations, with records primarily from North America. Like other members of Ichneumonidae, it is presumed to be a parasitoid, though specific host associations remain undocumented.
Microchridium
Microchridium is a genus of cuckoo wasps in the family Chrysididae, established by Bohart in 1980. It belongs to the order Hymenoptera, a group that includes wasps, bees, and ants. As with other chrysidids, members of this genus are likely cleptoparasitic, laying eggs in the nests of other wasps or bees. The genus is poorly known, with minimal published information and very few observations documented. Its taxonomic status is marked as doubtful in some databases, indicating potential issues with its validity or circumscription.
Microdon lanceolatus
Spear-horned Ant Fly
Microdon lanceolatus is a species of hover fly in the family Syrphidae, commonly known as the Spear-horned Ant Fly. Like other members of the genus Microdon, it is presumed to have an ant-associated life cycle, with larvae developing within ant colonies. The species was described by Adams in 1903. Very little specific information is documented about this particular species beyond its taxonomic classification.
Microplontus edentulus
Microplontus edentulus is a species of weevil in the family Curculionidae. The species was originally described by Schultze in 1896 under the genus Ceuthorrhynchus, and later transferred to Microplontus. It is currently recognized as a synonym of Ceuthorrhynchus edentulus in some taxonomic treatments. Very few observations of this species exist in public databases.
Minettia lobata
Minettia lobata is a species of fly in the family Lauxaniidae, described by Shewell in 1938. It belongs to the genus Minettia, a group of small to medium-sized flies commonly known as lauxaniid flies. The species is placed in the subgenus Frendelia within Minettia. Very few observations of this species have been recorded, with limited documented information available regarding its biology and ecology.
Minettia shewelli
Minettia shewelli is a small fly species in the family Lauxaniidae, described by Steyskal in 1971. It belongs to the subgenus Frendelia within Minettia. The species is known from very few observations, with only two records documented on iNaturalist.
Minofala instans
Minofala instans is a species of moth in the family Noctuidae, described by Smith in 1905. It belongs to the subfamily Noctuinae and tribe Hadenini. The genus Minofala is small and poorly documented, with limited available information on its biology and ecology.
Mitromyia
Mitromyia is a genus of stilt-legged flies (family Micropezidae) established by Cresson in 1930. Its taxonomic status is uncertain, with some sources treating it as a synonym of Taeniaptera. The genus has been rarely documented, with only 10 observations recorded on iNaturalist. As a micropezid, members likely possess the family's characteristic elongated legs and slender body form, though specific diagnostic features for the genus remain poorly characterized.
Mojaviodes blanchardae
Mojaviodes blanchardae is a species of moth in the family Crambidae. It is the sole member of the monotypic genus Mojaviodes. The species was described by Munroe in 1972 and is known from Texas in North America. Very few observations of this species exist, with only four documented records.
Mychocerus discretus
Mychocerus discretus is a minute bark beetle in the family Cerylonidae. It was originally described as Lapethus discretus by Casey in 1890. The species is native to North America, with records from British Columbia, Canada. It is a rarely observed species with few documented occurrences.
Mydaea impedita
Mydaea impedita is a species of muscid fly described by Stein in 1920. It belongs to the subfamily Mydaeinae within the family Muscidae, a group that includes many synanthropic and free-living flies. The species is rarely documented, with only five observations recorded on iNaturalist as of the available data. Like other members of Mydaea, it is presumed to be a generalist decomposer, though specific ecological details remain poorly known.
Myrmex estriatus
Myrmex estriatus is a species of antlike weevil in the beetle family Curculionidae. The species was originally described by Casey in 1892 and is currently listed as a synonym of Otidocephalus estriatus in some taxonomic databases. Very few observations of this species exist in biodiversity databases. As a member of the antlike weevil genus Myrmex, it likely exhibits morphological adaptations resembling ants, though specific ecological details remain undocumented.
Myrmosa bradleyi
Myrmosa bradleyi is a species of velvet ant wasp in the family Myrmosidae. The family Myrmosidae comprises small, parasitoid wasps that are closely related to Mutillidae (true velvet ants). Species in this family are typically wingless females and winged males, with females resembling ants in their terrestrial, ground-dwelling habits. Very little specific information is available for M. bradleyi, which has been documented from only a handful of observations.
Myrmosula exaggerata
Myrmosula exaggerata is a species of velvet ant in the family Myrmosidae, a small family of solitary parasitoid wasps. Members of this genus are rarely encountered and poorly documented in scientific literature. The species name 'exaggerata' likely refers to some pronounced morphological feature, though the specific etymology has not been formally published. Based on family-level characteristics, individuals are expected to be wingless females or winged males with reduced wing venation.
Naera fuscocristatella
Naera fuscocristatella is a small moth in the family Gelechiidae, first described by Chambers in 1875. It is the sole species in the genus Naera. The species is known from scattered records across the south-central United States, with documented occurrences in Alabama, Kansas, Louisiana, Mississippi, Tennessee, and Texas. Very few observations exist in public databases, suggesting it may be genuinely rare, undercollected, or difficult to detect.
Nalassus californicus
Nalassus californicus is a species of darkling beetle in the family Tenebrionidae, first described by Mannerheim in 1843. The species epithet reflects its association with California. As a member of this large beetle family, it likely inhabits dry, terrestrial environments typical of many tenebrionids. Very few observations of this species have been recorded, with only two documented observations in iNaturalist as of the knowledge cutoff.
Nalassus convexulus
Nalassus convexulus is a small darkling beetle in the family Tenebrionidae, first described by LeConte in 1861. It belongs to a genus of beetles commonly associated with dead wood and forest floor habitats. The species is rarely encountered, with few documented observations.
Nannodioctria
Nannodioctria is a genus of robber flies (family Asilidae) established by Wilcox and Martin in 1942. It is currently treated as a synonym of Dioctria, specifically as the subgenus Dioctria (Nannodioctria). The genus belongs to the subfamily Dioctriinae, a group of small, often slender robber flies. Very few observations or specimens have been documented, with only a single iNaturalist observation recorded.
Nematodinus lanieri
Nematodinus lanieri is a species of beetle in the family Eucnemidae, commonly known as false click beetles. The genus Nematodinus is poorly documented in scientific literature, and this species is known from very few observations. Eucnemidae beetles are generally associated with decaying wood in forest habitats. The species name honors an individual, likely a collector or entomologist, but the etymology is not formally documented.
Neohirmoneura
Neohirmoneura is a genus of tangle-veined flies in the family Nemestrinidae. The genus was established by Bequaert in 1920. Taxonomic status remains contested: Catalogue of Life treats it as a synonym of Hirmoneura, while GBIF and iNaturalist recognize it as accepted. The genus is rarely encountered, with only 46 observations documented on iNaturalist.
Neophyllura arbuticola
Arizona Madrone Psyllid
Neophyllura arbuticola is a psyllid species in the family Liviidae, first described by Crawford in 1914. The species is associated with madrone (Arbutus) host plants, as indicated by its specific epithet. It is known from limited observations in Arizona. The genus Neophyllura comprises psyllids that feed on various host plants, though species-level biological details remain poorly documented for many members.
Odontobracon
Odontobracon is a genus of parasitoid wasps in the family Braconidae, established by Cameron in 1887. Members of this genus are part of the diverse ichneumonoid wasp fauna, characterized by their role as parasitoids of other insects. The genus is represented by very few observations in biodiversity databases, suggesting it is either rare, poorly sampled, or taxonomically cryptic. Braconid wasps in this group generally possess the family-typical features of reduced wing venation and larval development inside or on host insects.
Oedalocanthus
Oedalocanthus is a genus of stilt bugs in the family Berytidae, established by Henry in 1996. It belongs to the subfamily Gampsocorinae and tribe Hoplinini. Members of this genus are characterized by their elongated, slender body form typical of stilt bugs, with extremely long legs adapted for life on vegetation. The genus is poorly documented in scientific literature, with very few observations recorded.
Oistus edmonstoni
Oistus edmonstoni is a species of click beetle in the family Elateridae. The genus Oistus is a small group within this family, and O. edmonstoni appears to be a rarely encountered species with very few documented observations. Its biology and ecology remain poorly documented in scientific literature.
Oligolochus bracatus
Oligolochus bracatus is a species of flower weevil in the family Curculionidae. The species was described by Casey in 1892. It is currently treated as a synonym of Limnobaris bracatus in some taxonomic databases. Very few observations exist in citizen science platforms.
Oligomerus alternans
death-watch beetle
Oligomerus alternans is a death-watch beetle in the family Ptinidae, described by LeConte in 1865. It is known from North America, with confirmed records from Ontario and Québec in Canada. The species is rarely encountered, with only five observations documented on iNaturalist. Its taxonomic status is marked as doubtful in some databases due to limited study.
Oligostigmoides cryptalis
Oligostigmoides cryptalis is a moth in the family Crambidae, subfamily Acentropinae. It was described by Herbert Druce in 1896 based on specimens from Mexico. The species has been recorded from montane localities in Mexico (Xalapa, Orizaba), Costa Rica, and Panama. Very few observations exist, with only three records documented on iNaturalist.
Oneida grisiella
Oneida grisiella is a species of snout moth in the family Pyralidae, subfamily Epipaschiinae. Described by Solis in 1991, this species is known from only two documented observations, both from the US state of Texas. It belongs to the genus Oneida, a group of relatively obscure pyralid moths.
Onycholyda quebecensis
Onycholyda quebecensis is a species of sawfly in the family Pamphiliidae, order Hymenoptera. As a member of this family, it is a non-stinging relative of wasps and bees with larvae that develop on plants. The species epithet 'quebecensis' indicates a geographic connection to Quebec, Canada. Very few observations of this species exist in public databases.
Opiconsiva
Opiconsiva is a genus of planthoppers in the family Delphacidae, first described by Distant in 1917. As members of the Delphacidae, these insects belong to a family characterized by a distinctive movable spur on the hind tibia. The genus is placed within the subfamily Delphacinae and tribe Delphacini. Records indicate very few documented observations, suggesting it may be rare, understudied, or restricted to specific habitats.
Oresbius
Oresbius is a genus of parasitoid wasps in the family Ichneumonidae, first described by Marshall in 1867. Species are distributed across Europe and North America. The genus is poorly studied, with limited published information on species biology and ecology.
Orthoptochus
Orthoptochus is a genus of broad-nosed weevils (Curculionidae: Entiminae: Peritelini) established by Casey in 1888. The genus contains at least one described species, O. squamiger. As a member of the Entiminae subfamily, adults are characterized by their rounded, short snouts rather than the elongated rostra typical of many other weevil groups. The genus is rarely encountered in collections and observations, with minimal documented information about its biology.
Ostrocerca dimicki
Hooked Forestfly
Ostrocerca dimicki, commonly known as the hooked forestfly, is a species of spring stonefly in the family Nemouridae. It belongs to the order Plecoptera, a group of aquatic insects whose nymphs inhabit cold, clean streams. The species was described by Frison in 1936. It is recorded from the Pacific Northwest region of North America.
Ozaena
ozaena beetles
Ozaena is a genus of ground beetles in the family Carabidae, subfamily Paussinae. These beetles belong to the tribe Ozaenini, which includes species with specialized morphological adaptations. Members of this genus are rarely encountered, with limited observational records. The genus has been documented since the early 19th century, with Olivier establishing the taxon in 1812.
Pachybrachis mobilis
Pachybrachis mobilis is a case-bearing leaf beetle in the family Chrysomelidae, first described by Fall in 1915. The species belongs to a genus of small, often colorful beetles known for their hardened forewings that protect the hindwings and abdomen. It is native to North America. Available information on this species is limited, with only two observations recorded on iNaturalist.
Papaipema aweme
Aweme borer moth, Bogbean Borer Moth, small white-aster moth
Papaipema aweme is a noctuid moth described by Lyman in 1908. It belongs to the genus Papaipema, a group of stem-boring moths whose larvae tunnel into the roots and stems of herbaceous plants. The species is known from limited observations in North America, with confirmed records from Manitoba and Saskatchewan in Canada. It is assigned MONA/Hodges number 9504.
Paracardiophorus fenestratus
Paracardiophorus fenestratus is a species of click beetle in the family Elateridae. The genus Paracardiophorus is a small group within the cardiophorine beetles, characterized by specific morphological features of the pronotum and prosternal process. This species appears to be rarely collected, with limited occurrence data available.
Paracraspedothrix angulicornis
Paracraspedothrix angulicornis is a tachinid fly species described by Curran in 1930. The species has been transferred to the genus Chaetostigmoptera by some taxonomic treatments, creating a synonym relationship. Records indicate extremely limited documentation, with only a single observation recorded in iNaturalist. As with other tachinid flies, it is presumed to be a parasitoid, though specific host associations remain undocumented.
Paranomada velutina
Black-velvet Flat-Nomad
Paranomada velutina is a cuckoo bee in the family Apidae, described by Linsley in 1939. It belongs to the subfamily Nomadinae, a group of bees that are cleptoparasites (nest parasites) of other bees. The species is known from the southwestern United States and Mexico. Like other nomadine bees, it lacks pollen-collecting structures and relies on host bees to provision its young.
Paranura anops
Paranura anops is a species of springtail in the family Neanuridae, described in 1980 from western North America. The genus Paranura belongs to the tribe Neanurini, a group of euedaphic (deep soil-dwelling) springtails. This species is rarely encountered, with only three observations recorded on iNaturalist as of the knowledge cutoff.
Parectecephala eucera
Parectecephala eucera is a species of frit fly in the family Chloropidae, originally described by Loew in 1863 under the genus Chlorops. It belongs to a genus of small flies commonly associated with grasses and sedges. The species has been recorded in very few observations, with only three documented occurrences in iNaturalist as of the available data.
Pareuidella magnistyla
Pareuidella magnistyla is a species of planthopper in the family Delphacidae, first described by Crawford in 1914. The species is characterized by distinctive male genitalia with enlarged styles, as indicated by its specific epithet. It has been recorded from scattered locations across the southern United States and Mexico, with very few documented observations.
Pedilus lewisii
Pedilus lewisii is a species of fire-colored beetle in the family Pyrochroidae. The genus Pedilus is part of a small family of beetles characterized by soft bodies and often bright coloration. This species appears to be rarely encountered, with only two observations recorded in iNaturalist. The family Pyrochroidae is known for larvae that typically develop under bark or in decaying wood, though specific life history details for P. lewisii remain undocumented.
Penehuleria acuticephala
Penehuleria acuticephala is a species of leafhopper in the family Cicadellidae, first described by Beamer in 1934. It belongs to the subfamily Deltocephalinae and tribe Athysanini. The species is known from California, with very few documented observations.
Peracalles
hidden snout weevils
Peracalles is a genus of hidden snout weevils established by D.G. Kissinger in 1964. The genus belongs to the family Curculionidae and contains at least two described species: Peracalles pectoralis (LeConte, 1876) and Peracalles ventrosus (LeConte, 1878). The common name "hidden snout weevils" refers to a morphological characteristic of this group, though specific details of this trait are not documented in available sources. The genus is rarely encountered, with few observations recorded.
Pericompsus ephippiatus
Pericompsus ephippiatus is a ground beetle in the family Carabidae, first described by Thomas Say in 1830. The species is distributed across North and Central America, with records from the United States, Mexico, and Guatemala. As a member of the Harpalinae subfamily, it belongs to a diverse group of predominantly ground-dwelling beetles. Published observations of this species remain limited.
Perothops muscidus
Perothops muscidus is a species of false click beetle in the family Eucnemidae. The genus Perothops is a small, distinctive group within this family, characterized by unusual morphological features. Very few observations of this species exist in public databases, reflecting either genuine rarity or cryptic habits.
Philoctetes variatus
Philoctetes variatus is a species of cuckoo wasp in the family Chrysididae, a group known for their kleptoparasitic or parasitoid lifestyle targeting other Hymenoptera. The genus Philoctetes is a small, poorly documented group within Chrysididae. Information about this species is extremely limited, with minimal published research and few verified observations. It is known from a single iNaturalist record, indicating significant data gaps in its biology and distribution.
Phobetus saylori
Phobetus saylori is a species of scarab beetle in the family Scarabaeidae, described by Cazier in 1937. It belongs to the tribe Phobetusini within the subfamily Melolonthinae. The species is known from a small number of observations and has a restricted distribution in western North America.
Phoenicobiella schwarzii
Phoenicobiella schwarzii is a species of fungus weevil in the family Anthribidae. This beetle belongs to a genus associated with palms (Arecaceae), though specific ecological details for this species remain poorly documented. The species is rarely recorded, with few observations in scientific collections and citizen science databases. It is one of several Phoenicobiella species found in tropical and subtropical regions.
Phyllomydas bruesii
Phyllomydas bruesii is a species of mydas fly in the family Mydidae, described by Johnson in 1926. The species is known from a small number of observations and limited published records. Like other members of the genus Phyllomydas, it is a large-bodied fly with distinctive morphology characteristic of the Mydidae family.
Piratula cantralli
Cantrall's Wolf Spider
Piratula cantralli is a species of wolf spider in the family Lycosidae, originally described as Pirata cantralli by Wallace and Exline in 1978. The species is known from the northern United States and Canada, with records from Alberta and Manitoba. It belongs to the genus Piratula, which comprises semi-aquatic wolf spiders often found in association with wetlands and riparian habitats. This species is rarely recorded, with only six observations documented on iNaturalist.
Pirhidius
Pirhidius is a genus of beetles in the family Ripiphoridae, established by Besuchet in 1957. Ripiphoridae are a family of unusual beetles characterized by extreme sexual dimorphism and complex life histories often involving parasitoid relationships with other insects. The genus is poorly documented in public sources, with minimal observational records.
Platydema subcostata
Platydema subcostata is a darkling beetle (Tenebrionidae) first described by Laporte. It belongs to a genus of small to medium-sized beetles characterized by flattened bodies. The species is known from a limited number of observations in eastern Canada.
Platyura manteri
Platyura manteri is a species of fungus gnat in the family Keroplatidae, described from North America in 1931. Members of this genus are recognized by their elongated, often flattened bodies and distinctive wing venation. The species is rarely recorded, with only one known observation in iNaturalist.
Polybiomyia macquarti
Short-horned Wasp Fly
Polybiomyia macquarti is a species of hoverfly in the family Syrphidae, first described by Shannon in 1925. It is known by the common name Short-horned Wasp Fly. As a member of the tribe Cerioidini, it belongs to a group of syrphid flies that exhibit wasp mimicry. The species is documented in the Catalogue of Life and GBIF with accepted taxonomic status. Available records from iNaturalist indicate it is rarely observed, with only 12 documented observations.
Pompostolella
Pompostolella is a genus of small moths in the family Meessiidae, established by Fletcher in 1940. The genus is poorly documented in scientific literature, with limited information available on its constituent species and biology. It belongs to the superfamily Tineoidea, which includes many fungus-feeding and detritivorous moths.
Prairiana ponderosa
Prairiana ponderosa is a species of leafhopper in the family Cicadellidae, subfamily Iassinae, and tribe Gyponini. First described by Ball in 1920 as a subspecies of Gypona cinerea, it is now recognized as a distinct species in the genus Prairiana. The specific epithet "ponderosa" likely references the ponderosa pine (Pinus ponderosa), suggesting a potential host plant association, though this relationship has not been formally documented. The species is rarely observed, with only four records in iNaturalist as of the source data.
Prodoxus y-inversus
Prodoxus y-inversus is a small yucca moth in the family Prodoxidae, restricted to the southwestern United States. Adults are active in spring and possess a wingspan of 11–16 mm. The species is intimately associated with Yucca baccata and Yucca schottii, on which its larvae feed.
Prokoeneniidae
microscorpions, microwhip scorpions
Prokoeneniidae is a family of microscorpions (order Palpigradi) established by Condé in 1996. The family contains at least two genera—*Prokoenenia* and *Triadokoenenia*—with approximately seven described species. These minute arachnids are among the least studied of all arachnid orders, reflecting their cryptic lifestyle and small size.
Pronotocrepis
Pronotocrepis is a genus of plant bugs (family Miridae) established by Knight in 1929. The genus contains at least three described species: P. clavicornis, P. ribesi, and P. rubra. All three species were described by Knight, with P. clavicornis named in 1929 and the other two in 1969. Like other mirids, members of this genus are presumably phytophagous, though specific host associations remain poorly documented.
Protambulyx carteri
Carter's sphinx, Carter's Streaked Sphinx
Protambulyx carteri is a species of sphinx moth (Sphingidae) first described by Rothschild and Jordan in 1903. It is commonly known as Carter's sphinx or Carter's Streaked Sphinx. The species is known from the US state of Florida. As a member of the genus Protambulyx, it belongs to a group of hawkmoths characterized by their streamlined bodies and powerful flight capabilities. Published records indicate it is a rarely encountered species with limited observational data available.
Protanyderus vipio
Protanyderus vipio is a species of primitive crane fly in the family Tanyderidae. The genus Protanyderus contains some of the most archaic members of the Diptera, retaining characteristics that reflect the early evolutionary history of true flies. This species was described by Osten Sacken in 1877. Very few observations of this species exist in public databases, suggesting it is either genuinely rare, poorly surveyed, or restricted to specific habitats.
Protrocha obscura
Protrocha obscura is a species of planthopper in the family Caliscelidae, first described by Van Duzee in 1912. It belongs to the tribe Peltonotellini within the subfamily Caliscelinae. The species is placed in the superfamily Fulgoroidea, a diverse group of fulgoroid planthoppers characterized by their often distinctive head morphology. Very little is known about the biology and ecology of this species, which appears to be rarely encountered based on limited observation records.
Ptomaphagus fumosus
Ptomaphagus fumosus is a small carrion beetle in the family Leiodidae, described by Peck in 1979. It is one of many North American species in the genus Ptomaphagus, a group associated with decomposing organic matter. The species has been documented in the southeastern United States.
Rastrogenius ambrosiaphilus
Rastrogenius ambrosiaphilus is a species of ant-like flower beetle in the family Anthicidae. The species epithet "ambrosiaphilus" suggests an association with ambrosia beetles (Scolytinae) or their fungal symbionts, though specific ecological relationships remain undocumented. It is known from a single iNaturalist observation, indicating it is rarely encountered or poorly sampled. As a member of Anthicidae, it belongs to a family of small, elongate beetles often found in association with decaying plant material and other insects.
Rhaphiomidas nigricaudis
Rhaphiomidas nigricaudis is a species of mydas fly described by Cazier in 1985. It belongs to the family Mydidae, a group of large, robust flies often mistaken for wasps. The species is known only from Arizona. Like other members of its genus, it likely exhibits the characteristic mydas fly morphology with an elongated body and clubbed antennae.
Rosenus cruciatus
Rosenus cruciatus is a leafhopper species in the family Cicadellidae, first described by Osborn and Ball in 1898 under the basionym Deltocephalus cruciatus. It belongs to the subfamily Deltocephalinae and tribe Paralimnini. The species is recorded from northern and central North America, including Alaska, British Columbia, Illinois, and Iowa. Like other leafhoppers, it is presumed to feed on plant sap using piercing-sucking mouthparts. Available records indicate it is a rarely observed species with limited documented ecological information.
Rysepyris
Rysepyris is a genus of small parasitoid wasps in the family Bethylidae, first described by Kieffer in 1906. Members of this genus are poorly known, with very few observations and limited taxonomic study. Bethylid wasps are generally ectoparasitoids of insect larvae, particularly beetles and moths.
Salebriaria carolynae
Salebriaria carolynae is a species of snout moth in the family Pyralidae, described by Neunzig in 1988. The genus Salebriaria belongs to the subfamily Phycitinae, a diverse group of small to medium-sized moths. Very few observations of this species exist in public databases, suggesting it is either rare, poorly sampled, or restricted in distribution.
Salebriaria fergusonella
Salebriaria fergusonella is a species of snout moth in the family Pyralidae. The genus Salebriaria was established by George Hampson in 1901 and includes small to medium-sized moths. Very few observations of this species have been documented, with only four records currently available on iNaturalist. The specific epithet honors Douglas C. Ferguson, a prominent American lepidopterist who specialized in Pyralidae.
Schistocerca ceratiola
rosemary grasshopper
Schistocerca ceratiola, the rosemary grasshopper, is a poorly known species endemic to Florida. First described in 1928, it is rarely encountered except by researchers specifically seeking it. The species is a shrub-inhabiting grasshopper with a specific ecological association with Florida rosemary (Ceratiola ericoides). Its limited distribution and cryptic habits have contributed to its obscurity in the scientific literature.
Scotinella fratrella
Scotinella fratrella is a small true spider in the family Phrurolithidae, described by Gertsch in 1935. The species occurs in North America, with records from the United States and Canada. It belongs to a genus of ground-dwelling spiders that are generally associated with leaf litter and soil habitats. Very few observations of this species have been documented, reflecting either genuine rarity or cryptic habits.
Scymnus indianensis
Indiana lady beetle
Scymnus indianensis, commonly known as the Indiana lady beetle, is a small dusky lady beetle in the family Coccinellidae. It belongs to the genus Scymnus, which comprises minute lady beetles often characterized by their dull coloration and pubescent bodies. The species was described by Weise in 1929 and is documented from North America, with specific records from Ontario, Canada. Like other members of Scymninae, it is presumed to be a predator of small soft-bodied insects, though direct observations of its biology remain limited.
Sericopompilus neotropicalis
Sericopompilus neotropicalis is a species of spider wasp in the family Pompilidae, first described by Cameron in 1893. It belongs to a genus characterized by silvery or sericeous pubescence on the body. The species name 'neotropicalis' indicates a distribution in the Neotropical region. Very few observations exist, with only 5 records on iNaturalist.
Sericosema wilsonensis
Sericosema wilsonensis is a geometrid moth in the subfamily Ennominae, described by Cassino and Swett in 1922. It is recorded from North America and assigned Hodges number 6674. Very few observations exist in public databases, indicating it is either rare, poorly sampled, or restricted to specific habitats.
Sialis iola
Sialis iola is a species of alderfly described by Ross in 1937. As a member of the family Sialidae, it belongs to the order Megaloptera, a small group of aquatic insects closely related to dobsonflies and fishflies. The species is known to occur in North America, though specific details about its biology and ecology remain poorly documented. Like other alderflies, its larvae are presumed to be aquatic predators in freshwater habitats.
Sibinia ruidula
Sibinia ruidula is a species of leguminous seed weevil in the family Curculionidae, described by Clark in 1978. It belongs to the tribe Tychiini, a group of weevils specialized on legume seeds. The species is known from North America. Very few observations exist in public databases.
Sisicus
Sisicus is a genus of sheet web spiders (family Linyphiidae) established in 1938. The genus contains three described species distributed across northern temperate regions including North America, Europe, Siberia, and East Asia. These spiders construct horizontal sheet webs to capture prey.
Smodicum pacificum
Smodicum pacificum is a species of longhorn beetle (family Cerambycidae) described by Linsley in 1934. It belongs to the tribe Smodicini within the subfamily Cerambycinae. The species has been recorded from North America and Middle America, with specific distribution including Mexico and the United States. Very few observations exist in public databases, suggesting it is rarely encountered or understudied.
Somatolophia ectrapelaria
Somatolophia ectrapelaria is a species of geometrid moth in the family Geometridae, first described by Grossbeck in 1908. It belongs to the subfamily Ennominae, one of the largest subfamilies within the geometrid moths. The species is documented in North America and has been assigned MONA/Hodges number 6945. Available records indicate it is a rarely observed species with limited published biological information.
Soulgas
Soulgas is a monotypic genus of sheet web spiders (family Linyphiidae) endemic to the United States. It was established in 1936 by C. R. Crosby and S. C. Bishop and contains a single species, Soulgas corticarius. The genus is known from very few observations and remains poorly documented.
Spalacopsis suffusa
Spalacopsis suffusa is a species of longhorn beetle (Cerambycidae) first described by Newman in 1842. It belongs to the subfamily Agapanthiinae and tribe Agapanthiini. The species is known from North America, with presence confirmed in the United States. Available records indicate it is a rarely observed species, with only four documented observations in iNaturalist.
Speleketor
Speleketor is a genus of large-winged psocids (booklice/barklice) in the family Prionoglarididae. The genus was established by Gurney in 1943 and contains at least three described species. Members are found in the southwestern United States. Psocids in this genus are characterized by relatively large wings compared to body size, distinguishing them from many related taxa.
Sphindociinae
Sphindociinae is a small subfamily of beetles established by Lawrence in 1974. The group has been historically classified within different families, with sources placing it in either Tetratomidae or Ciidae. The subfamily contains few described species and remains poorly known, with only two observations recorded on iNaturalist. Members are minute beetles associated with fungal habitats.
Stantonia
Stantonia is a genus of parasitoid wasps in the family Braconidae, first described by Ashmead in 1904. The genus belongs to the diverse ichneumonoid lineage of wasps, which are characterized by their parasitic lifestyle targeting other insects. Based on iNaturalist records, the genus is rarely encountered, with only three documented observations. Members of Braconidae are generally small to medium-sized wasps with reduced wing venation compared to their relatives in Ichneumonidae.
Steneretma laticauda
Steneretma laticauda is a species of picture-winged fly in the family Ulidiidae, first described by Loew in 1873. The genus Steneretma belongs to a group of flies commonly known as ulidiids or picture-winged flies, recognized for their patterned wings. Very few observations of this species have been documented.
Stenobarichneumon saundersii
Stenobarichneumon saundersii is a species of ichneumon wasp in the family Ichneumonidae. It was described by Ezra Townsend Cresson in 1877. The genus Stenobarichneumon is a small group within the diverse ichneumonid fauna. Very few observations of this species exist in public databases.
Stilbopogon
Stilbopogon is a genus of wasps in the family Tiphiidae, established by Mickel and Krombein in 1942. These insects belong to a family known for parasitoid relationships with scarab beetle larvae. The genus remains poorly documented in public sources, with minimal observational records available.
Styloxus fulleri californicus
Styloxus fulleri californicus is a subspecies of longhorn beetle (Cerambycidae) described by Fall in 1901. It belongs to the tribe Methiini within the subfamily Cerambycinae. The taxon is currently accepted with valid status. Very few documented observations exist—only three records in iNaturalist—indicating it is rarely encountered or potentially underreported. Its distribution includes parts of North America, specifically the United States and Mexico.
Sylvanelater mendax
Mendax Click Beetle
A click beetle in the family Elateridae, distributed across northern and western Canada. The species is known from scattered records in Alberta, British Columbia, Newfoundland, Nova Scotia, and the Northwest Territories. Limited observational data suggests it is rarely encountered, with only five documented observations on iNaturalist.
Sympherobius amiculus
Sympherobius amiculus is a species of brown lacewing in the family Hemerobiidae. It was first described by Fitch in 1855 under the basionym Hemerobius amiculus. The species is found in North America and the Caribbean.
Symphoromyia hirta
Symphoromyia hirta is a species of snipe fly in the family Rhagionidae, first described by Johnson in 1897. It belongs to the subfamily Spaniinae within the order Diptera. The species is currently accepted as valid, though some sources list it as a synonym of Symphoromyia (Paraphoromyia) hirta. Very few observations of this species have been recorded, with only 4 observations documented on iNaturalist.
Sympistis aterrima
Sympistis aterrima is a small noctuid moth described by Grote in 1879. It is known from limited observations in western North America, with records from California. The species was originally described under the genus Stylopoda before being transferred to Sympistis.
Sympistis coprocolor
Sympistis coprocolor is a species of moth in the family Noctuidae, described by Troubridge and Crabo in 1999. It belongs to a large genus of owlet moths found primarily in North America. The species is known from a limited number of observations.
Synchita lecontei
Synchita lecontei is a species of ironclad beetle in the family Zopheridae. The genus Synchita comprises small, cylindrical beetles characterized by their heavily sclerotized exoskeletons. Very few observations of this species have been documented, with only four records in iNaturalist. The species epithet honors the American entomologist John Lawrence LeConte.
Syscia augustae
Syscia augustae is a species of doryline ant originally described by Wheeler in 1902 as Cerapachys augustae. The species was transferred to the genus Syscia following taxonomic revision of the doryline ants. It belongs to the subfamily Dorylinae, a group known for army ant-like behaviors including group foraging and nomadic colony cycles. Very few observations of this species have been documented, with most records originating from Brazil.
Tabanus cymatophorus
Tabanus cymatophorus is a species of horse fly in the family Tabanidae, first described by Osten Sacken in 1876. The species is recognized as valid by major taxonomic databases including GBIF and NCBI, though it was historically listed as a synonym in some sources. As a member of the genus Tabanus, it shares the characteristic large size and biting mouthparts typical of horse flies. Very few observations of this species have been recorded, with only four documented observations on iNaturalist, suggesting it may be rare, geographically restricted, or underreported.
Tabanus fulvicallus
Brown-footed Horse Fly
Tabanus fulvicallus is a species of horse fly in the family Tabanidae, described by Philip in 1931. As a member of the genus Tabanus, it shares the characteristic large size and blood-feeding habits typical of horse flies. The species is recognized by iNaturalist under the accepted name with the common name "Brown-footed Horse Fly," though detailed biological information remains limited. Only three observations are recorded in iNaturalist, indicating it is either rare, undercollected, or restricted in distribution. The Catalogue of Life lists it as a synonym, while GBIF treats it as accepted, suggesting some taxonomic uncertainty or recent revalidation.
Taracticus paulus
Taracticus paulus is a species of robber fly (family Asilidae) described by Pritchard in 1938. The genus Taracticus comprises small, slender robber flies with distinctive wing venation and reduced mystax. As with other Asilidae, adults are predatory. The species is rarely documented, with only three observations recorded on iNaturalist, indicating either genuine rarity or limited survey effort in its range.
Tesiophora entephros
Tesiophora entephros is a species of geometrid moth described by Rindge in 1990. It belongs to the family Geometridae, commonly known as inchworm or geometer moths. The genus Tesiophora is a small group within the subfamily Ennominae. Very few observations of this species have been documented.
Thrinax albidopicta
Thrinax albidopicta is a species of sawfly in the family Tenthredinidae, first described by Norton in 1868. It is a rarely encountered species with limited observational records, known primarily from eastern Canada. As with other members of its family, it is likely herbivorous in the larval stage, though specific host plant associations remain undocumented. Adults are presumably active during the warmer months, but detailed life history information is sparse.
Thyraylia voxcana
Thyraylia voxcana is a species of tortricid moth first described by Kearfott in 1907. It was originally placed in the genus Cochylis and later transferred to Thyraylia. The species is known from limited observations in the northeastern United States. Its biology and ecology remain poorly documented.
Trichastylopsis
Trichastylopsis is a genus of longhorn beetles (Cerambycidae) in the subfamily Lamiinae, tribe Acanthocinini. It was established by Lawrence S. Dillon in 1956. The genus currently contains two recognized species: T. albidus (described by LeConte in 1852) and T. hoguei (described by Chemsak & Linsley in 1978). iNaturalist records indicate very few observations of this genus, suggesting it is rarely encountered or understudied.
Trichochrous fulvovestitus
Trichochrous fulvovestitus is a species of soft-bodied plant beetle in the family Melyridae. Members of this genus are characterized by their pubescent bodies and relatively small size. The species epithet "fulvovestitus" suggests yellowish-brown coloration. Very few observations of this species exist in public databases, indicating it may be rarely encountered or understudied.
Triprocris smithsoniana
Triprocris smithsoniana is a species of forester moth in the family Zygaenidae, a group known for aposematic coloration and cyanide-based chemical defenses. The species was described by James Brackenridge Clemens in 1861 (originally as Procris smithsonianus). It belongs to a genus of small, diurnal moths primarily distributed in North America. Like other zygaenids, adults are likely active during daylight hours. The species is rarely recorded, with few documented observations.
Trophimus
Trophimus is a genus of soft-bodied plant beetles in the family Melyridae, order Coleoptera. The genus was established by Horn in 1870. It is currently classified as doubtful (status: DOUBTFUL) in the GBIF taxonomy, indicating taxonomic uncertainty or insufficient documentation. Only one observation is recorded in iNaturalist, suggesting the genus is rarely encountered or poorly documented.
Usechimorpha
Usechimorpha is a genus of ironclad beetles in the family Zopheridae, established by Blaisdell in 1929. The genus contains at least three described species: Usechimorpha barberi, Usechimorpha montana, and Usechimorpha montanus. As members of Zopheridae, these beetles possess the heavily sclerotized exoskeletons characteristic of ironclad beetles. The genus appears to be rarely encountered, with limited observational records.
Valonetus
Valonetus is a monotypic genus of dirt-colored seed bugs established by Barber in 1918. It belongs to the family Rhyparochromidae, tribe Myodochini, and contains a single described species, Valonetus puberulus. The genus is part of the large lygaeoid radiation within the Pentatomomorpha. Very few observations of this genus exist in natural history databases.
Vanduzea albifrons
Vanduzea albifrons is a species of treehopper described by Fowler in 1895. It belongs to the family Membracidae, a group of insects known for their highly modified pronotum that often extends into elaborate projections. The species has been documented in North and Central America, with distribution records from California, Baja California, and Bocas del Toro. Like other treehoppers, it is presumed to feed on plant sap using piercing-sucking mouthparts, though specific host plant associations have not been documented in the available sources.
Virgichneumon subcyaneus
Virgichneumon subcyaneus is a species of ichneumon wasp in the family Ichneumonidae. The species was described by Cresson in 1864. It belongs to the genus Virgichneumon, which comprises parasitoid wasps. Very few observations of this species have been recorded.
Vrilletta laurentina
Vrilletta laurentina is a small beetle species described by Fall in 1905. It belongs to the family Ptinidae (deathwatch and spider beetles), a group known for wood-boring habits in larvae. The species has been recorded from eastern Canadian provinces.
Wespus arkansasensis
Wespus arkansasensis is a species of harvestman (order Opiliones) in the family Phalangodidae. It was described in 1942 by the arachnologists Clarence J. Goodnight and Marie L. Goodnight. The species is known from Arkansas and represents a member of the diverse North American phalangodid fauna. Very few observations of this species exist in public databases.
Willistonina
Willistonina is a genus of robber flies (family Asilidae) established by Back in 1908. As members of the Asilidae, these predatory flies are characterized by their robust build and aerial hunting behavior. The genus contains relatively few described species and is poorly represented in collections and observations. Limited information exists regarding its species-level diversity and biology.
Xanthocomus rutilans
Xanthocomus rutilans is a species of beetle in the family Phalacridae, a group commonly known as shining flower beetles. The genus Xanthocomus is small and poorly documented in the literature. Available records from iNaturalist indicate very few observations, suggesting it is either genuinely rare, cryptic in habit, or underreported. No detailed biological studies appear to have been published on this species.
Xestocephalus piceus
Xestocephalus piceus is a species of leafhopper in the family Cicadellidae, described by Osborn in 1928. It is currently treated as a synonym of Xestocephalus desertorum. The species has been recorded from the southwestern United States (Arizona, Alabama, Arkansas), Baja California, and the Galápagos Islands. Very few observations exist, with only 8 records documented on iNaturalist.
Zygona
Zygona is a genus of soil-dwelling centipedes in the family Geophilidae, first described by Chamberlin in 1960. Members of this genus are elongate, multi-legged arthropods characteristic of the order Geophilomorpha. The genus is poorly documented in scientific literature, with minimal published information on its species composition or biology. A single observation exists on iNaturalist, suggesting it is rarely encountered or underreported.