North-america
Guides
Allocapnia nivicola
brook snowfly
Allocapnia nivicola is a small winter stonefly in the family Capniidae, commonly known as the brook snowfly. It is native to North America and has been documented across the eastern and midwestern United States. As a member of the winter stonefly group, it is active during cold months when most other insects are dormant. The species is one of approximately 40 described species in the genus Allocapnia.
Allocapnia pygmaea
Pygmy Snowfly
Allocapnia pygmaea, commonly known as the pygmy snowfly, is a small winter stonefly in the family Capniidae. It is one of the smallest members of its genus and is found across eastern and midwestern North America. As a winter stonefly, it is active during cold months when most other insects are dormant.
Allocapnia vivipara
Shortwing Snowfly, short-wing snowfly
Allocapnia vivipara, commonly known as the shortwing snowfly, is a species of small winter stonefly in the family Capniidae. It is native to North America and has been recorded from multiple states in the central United States. The species was originally described as Capnella vivipara by Claassen in 1924 before being transferred to Allocapnia. As a winter stonefly, it belongs to a group adapted to cold-season activity.
Allocosa funerea
Allocosa funerea is a small wolf spider in the family Lycosidae, originally described by Hentz in 1844 under the name Lycosa funerea. The species exhibits notable sexual dimorphism in size, with females being slightly larger than males. It is primarily distributed across the eastern and central United States.
Allograpta obliqua
oblique streaktail
Allograpta obliqua is a common North American hoverfly species in the family Syrphidae. Adults are small, measuring 6–7 mm, with distinctive yellow thoracic stripes and abdominal banding. The species exhibits sexual dimorphism in eye structure: males have holoptic eyes while females have dichoptic eyes. Larvae are aphid predators, reaching 8–9 mm in length with a bumpy, slug-like appearance. The species is active year-round in southern portions of its range and has been documented across much of the continental United States, southern Canada, Mexico, Bermuda, the West Indies, and parts of the Neotropical Americas.
Allonemobius griseus
Gray Ground Cricket
Allonemobius griseus, commonly known as the Gray Ground Cricket, is a small cricket species in the family Trigonidiidae. Originally described as Nemobius griseus by Walker in 1904, it was later transferred to the genus Allonemobius. The species is documented from multiple U.S. states and Canadian provinces, with iNaturalist observations indicating established populations in the field. Like other ground crickets, it is likely associated with ground-level vegetation and leaf litter habitats.
Allonemobius sparsalus
Allonemobius sparsalus is a small cricket species described by Fulton in 1930, currently treated as a synonym within the genus Allonemobius (family Trigonidiidae). The species has been recorded from coastal and southeastern United States localities. Like other members of Allonemobius, it belongs to a group of ground-dwelling crickets often associated with moist or grassy habitats. The taxonomic status of this name requires verification against current revisions of the genus.
Allonemobius tinnulus
Tinkling Ground Cricket
Allonemobius tinnulus, commonly known as the tinkling ground cricket, is a small cricket species in the family Trigonidiidae. It is native to eastern North America and produces a distinctive high-pitched, tinkling song. The species was originally described as a subspecies of Nemobius fasciatus before being elevated to full species status. It inhabits forest floor environments and leaf litter.
Alloniscus mirabilis
Wonderful Wracklouse
Alloniscus mirabilis is a terrestrial isopod (woodlouse) in the family Alloniscidae. The species epithet "mirabilis" (Latin for "wonderful" or "extraordinary") reflects its distinctive characteristics. As a member of the suborder Oniscidea, it is a fully terrestrial crustacean adapted to life on land. The species has been documented in North America with 81 observations recorded on iNaturalist.
Alloperla concolor
Duckhead Sallfly
Alloperla concolor, commonly known as the duckhead sallfly, is a species of green stonefly in the family Chloroperlidae. It was described by Ricker in 1936 and is native to North America. The species belongs to a family whose members are typically predatory as nymphs and are indicators of clean, well-oxygenated aquatic environments.
Allopoda
Allopoda is a genus of false flower beetles in the family Scraptiidae, established by LeConte in 1866. The genus contains three described species: Allopoda arizonica, Allopoda californica, and Allopoda lutea. These beetles are found in western North America. The genus belongs to the tribe Allopodini, which is named after it.
Allotria
false underwing moth
Allotria is a monotypic moth genus in the family Erebidae, containing only the species Allotria elonympha (false underwing moth). The genus was established by Jacob Hübner in 1823. Its sole species is found in eastern North America and was described in 1818.
Allotrimium
Allotrimium is a genus of minute rove beetles in the family Staphylinidae, subfamily Pselaphinae, described by Orlando Park in 1943. It belongs to the tribe Trichonychini within the diverse and speciose Pselaphinae, a group characterized by reduced elytra and complex antennal structures. Members of this genus are small, cryptic beetles associated with leaf litter and soil habitats. No observations or species-level documentation are currently available in major biodiversity databases.
Almita
Almita is a genus of crambid moths described by Bernard Landry in 1995. The genus contains two known species: A. portalia and A. texana, both described in the same publication. It belongs to the family Crambidae, a large group of pyraloid moths commonly known as grass moths. Very little is known about the biology or ecology of this genus.
Almita portalia
Almita portalia is a small moth in the family Crambidae, first described by Bernard Landry in 1995. The species is known from a very limited geographic range in the southwestern United States, with records only from Arizona and California. It belongs to the genus Almita, a group of crambid moths about which little biological information has been published.
Alobates pensylvanicus
false mealworm beetle
Alobates pensylvanicus, commonly known as the false mealworm beetle, is a species of darkling beetle in the family Tenebrionidae. It is native to North America and has been documented as a host for parasitic mite larvae, specifically Neotrombidium beeri, which occupy the subelytral space of adult beetles. The species is part of the diverse tenebrionid fauna associated with decaying organic matter and forest floor habitats.
Alpheias
Alpheias is a genus of snout moths in the family Pyralidae, subfamily Galleriinae. The genus was established by Émile Louis Ragonot in 1891 and contains species found in North America and the Caribbean. Members are small to medium-sized moths with the characteristic snout-like labial palps typical of pyralid moths. The genus is relatively poorly documented compared to many other pyralid genera.
Altica ambiens
Alder Flea Beetle
Altica ambiens, commonly known as the alder flea beetle, is a species of flea beetle in the family Chrysomelidae. It is found in North America. The species was described by John Lawrence LeConte in 1859. Two subspecies are recognized: Altica ambiens alni and the nominate Altica ambiens ambiens.
Altica bimarginata
willow flea beetle
Altica bimarginata is a small, shiny blue flea beetle in the family Chrysomelidae, commonly known as the willow flea beetle. It measures 5–6 mm in length and 2–3 mm in width. The species is distributed across North America and Central America and is frequently associated with willow plants (Salix genus). Three subspecies are recognized: A. b. bimarginata, A. b. labradorensis, and A. b. plicipennis. A neotype was designated for this species due to the loss of the original type specimen.
Altica chalybea
Grape Flea Beetle, Grape Steely Beetle
Altica chalybea, commonly known as the grape flea beetle or grape steely beetle, is a North American leaf beetle in the family Chrysomelidae. The species is recognized by its small bluish-green metallic coloration and reflective appearance. It is a documented pest of cultivated grape vines, where adults feed on buds and cause measurable reduction in vegetative growth. The species is distributed across North America and the Caribbean.
Altica foliaceae
apple flea beetle
Altica foliaceae is a flea beetle in the family Chrysomelidae. It occurs in Central America and North America, with records extending into Canada (Manitoba). The common name 'apple flea beetle' suggests association with apple or related host plants, though specific ecological details are limited in available sources.
Altica guatemalensis
Altica guatemalensis is a species of flea beetle in the family Chrysomelidae. It is one of many species in the large and diverse genus Altica, which is distributed across much of North and Central America. The genus is known for species associated with various host plants, though specific host relationships for A. guatemalensis remain poorly documented. Like other flea beetles, adults possess enlarged hind femora that enable their characteristic jumping escape response.
Altica ignita
strawberry flea beetle
Altica ignita, commonly known as the strawberry flea beetle, is a flea beetle species in the family Chrysomelidae. It occurs in North America. As a member of the genus Altica, it shares the characteristic enlarged hind femora that enable flea beetles to jump when disturbed. The common name suggests an association with strawberry plants, though specific host relationships require confirmation.
Altica obliterata
Altica obliterata is a flea beetle (family Chrysomelidae, subfamily Galerucinae) described by John Lawrence LeConte in 1859. Like other members of the genus Altica, adults possess enlarged hind femora adapted for jumping, a characteristic trait of the tribe Alticini. The species occurs in North and Middle America, though specific details regarding its host plants, habitat preferences, and life history remain poorly documented in the available literature.
Altica prasina
Altica prasina is a flea beetle species in the family Chrysomelidae, described by John Lawrence LeConte in 1857. The specific epithet "prasina" derives from Latin, meaning leek-green, likely referencing its coloration. As a member of the genus Altica, it possesses the enlarged hind femora characteristic of flea beetles, enabling jumping locomotion. The species occurs in North America, though detailed biological studies remain limited.
Altica texana
Altica texana is a species of flea beetle in the family Chrysomelidae, first described by Schaeffer in 1906. It belongs to the genus Altica, a large group of small, jumping leaf beetles commonly known as flea beetles due to their enlarged hind femora that enable them to leap when disturbed. The species is recorded from North America, though specific details about its biology and ecology remain poorly documented.
Altica woodsi
Altica woodsi is a species of flea beetle in the family Chrysomelidae, described by Isely in 1920. It is native to North America, with records from Canada (New Brunswick, Ontario, Québec) and the United States. The species is a specialist herbivore associated with woody vines in the grape family, feeding on riverbank grape (Vitis riparia) and Virginia creeper (Parthenocissus quinquefolia).
Alucita adriendenisi
Alucita adriendenisi is a small many-plumed moth (family Alucitidae) described from North America in 2004. The species was described by Bernard Landry and Jean-François Landry from specimens collected on Manitoulin Island, Ontario. It belongs to a family characterized by wings divided into multiple feather-like plumes. The species is distinguished from other North American Alucita by specific morphological features detailed in the original description.
Alveotingis brevicornis
A species of lace bug in the family Tingidae, described by Osborn and Drake in 1917. It is one of several species in the genus Alveotingis, which belongs to a family characterized by distinctive reticulated forewings and flattened body form. The specific epithet "brevicornis" refers to short antennae.
Alydus conspersus
broad-headed bug
Alydus conspersus is a species of broad-headed bug in the family Alydidae, first described by Montandon in 1893. It is one of three recognized subspecies within the species complex. The species is distributed across North America with documented records from Arizona, Colorado, Louisiana, Massachusetts, and Michigan. Like other members of the Alydidae, it is associated with feeding on seeds and has been observed utilizing extra-phytophagous food sources including animal dung.
Alypia langtoni
Langton's Forester, Six-spotted Forester
Alypia langtoni, known as Langton's Forester or the Six-spotted Forester, is a diurnal moth in the family Noctuidae. First described by William Couper in 1865, this species exhibits sexual dimorphism in wing spotting pattern. Males possess eight white spots on black wings, while females have six. The species has a broad transcontinental distribution across North America, with larvae that feed on fireweed (Chamaenerion species). Adults are active during daylight hours, an unusual trait among noctuids.
Alypiodes
forester moths
Alypiodes is a genus of noctuid moths in the subfamily Agaristinae, commonly referred to as forester moths. The genus contains five described species distributed in North America. Members are diurnal and often brightly colored, resembling butterflies in appearance. The genus was established by Augustus Radcliffe Grote in 1883.
Alypiodes geronimo
Geronimo Forester
Alypiodes geronimo is an owlet moth in the family Noctuidae, first described by William Barnes in 1900. The species exhibits sexual dimorphism in wing pattern, with females bearing two spots on the forewing and males possessing a third additional spot. Larvae feed on leaves of Boerhavia species. It occurs in North America and Mexico.
Alysson melleus
Alysson melleus is a solitary wasp in the family Crabronidae (subfamily Bembicinae). It is one of several North American species in the genus Alysson, which belongs to the tribe Alyssontini. The species was described by Thomas Say in 1837 and has been documented in Canada and the United States.
Alysson triangulifer
Alysson triangulifer is a species of wasp in the family Crabronidae (formerly placed in Bembicidae). It occurs in North America, with records from Canada and the United States. The species was described by Provancher in 1887 and includes two recognized subspecies: A. t. triangulifer and A. t. shawi. Like other members of the genus Alysson, it is a digger wasp that provisions nests with prey for its larvae.
Amara angustata
Amara angustata is a ground beetle species in the family Carabidae, native to North America. The species was first described by Thomas Say in 1823. It is currently recognized as a valid species in GBIF and iNaturalist databases, though Catalogue of Life lists it as an ambiguous synonym. The species belongs to the large genus Amara, which comprises numerous ground beetle species distributed across the Holarctic region.
Amara angustatoides
Amara angustatoides is a species of ground beetle in the family Carabidae, described by Hieke in 2000. It belongs to the genus Amara, a large group of seed-eating ground beetles. The species is known from North America, with records from Canada and the United States. Available information on this species remains limited.
Amara apachensis
Amara apachensis is a ground beetle species in the family Carabidae, first described by Casey in 1884. It belongs to the large genus Amara, which comprises numerous species of small to medium-sized beetles commonly found in diverse terrestrial habitats. The species is known from the United States, with distribution records indicating presence in North America. Like other members of Carabidae, it is presumed to be predatory or omnivorous, though specific ecological details remain poorly documented.
Amara aurata
Amara aurata is a species of ground beetle in the family Carabidae, first described by Dejean in 1828. It belongs to the large genus Amara, which contains numerous species distributed across North America and other regions. As a member of Carabidae, it is part of a diverse family of predatory beetles commonly known as ground beetles.
Amara avida
Amara avida is a ground beetle species in the family Carabidae, first described by Thomas Say in 1823. It belongs to the large genus Amara, which contains numerous species of small to medium-sized carabid beetles found across North America. The species is recorded from Canada and the United States.
Amara blanchardi
Amara blanchardi is a species of ground beetle in the family Carabidae, described by Hayward in 1908. It belongs to the genus Amara, a large and widespread group of carabid beetles commonly known as sun beetles or seed beetles. The species is native to North America, with distribution records from Canada and the United States. Like other members of the genus Amara, it is likely a ground-dwelling beetle associated with open habitats.
Amara browni
Amara browni is a ground beetle species in the family Carabidae, described by Lindroth in 1968. It belongs to the large genus Amara, which contains numerous species of small to medium-sized carabid beetles distributed primarily in the Northern Hemisphere. The species is known from Canada, with records from the Yukon Territory and Northern Territory.
Amara californica californica
Amara californica californica is a subspecies of ground beetle in the family Carabidae, first described by Dejean in 1828. It belongs to the genus Amara, a large and widespread group of carabid beetles commonly known as sun beetles. The subspecies designation indicates geographic variation within the species Amara californica, which is found in western North America.
Amara carinata
Amara carinata is a species of ground beetle in the family Carabidae. It is native to North America, with documented occurrences in Canada and the United States. As a member of the genus Amara, it belongs to a diverse group of ground beetles commonly known as sun beetles or seed beetles.
Amara chalcea
Brassy Harp Ground Beetle
Amara chalcea is a species of ground beetle in the family Carabidae. The species is commonly known as the Brassy Harp Ground Beetle. It has been recorded in North America, specifically in Canada and the United States. As a member of the genus Amara, it belongs to a diverse group of ground beetles often associated with open habitats.
Amara coelebs
Amara coelebs is a ground beetle species in the family Carabidae, described by Hayward in 1908. It belongs to the large genus Amara, which contains numerous species distributed across North America and other regions. The species has been documented in Canada and the United States, though detailed biological information remains limited.
Amara conflata
Amara conflata is a ground beetle species in the family Carabidae, described by John Lawrence LeConte in 1855. It belongs to the large genus Amara, which comprises numerous species of small to medium-sized carabid beetles distributed primarily in the Northern Hemisphere. The species occurs in North America, with documented records from Canada and the United States.
Amara convexa
Amara convexa is a seed-eating ground beetle in the family Carabidae. The species occurs in North America, with records from Canada and the United States. It belongs to the large genus Amara, which contains numerous similar-looking ground beetle species. As a member of the tribe Zabrini, it exhibits the typical morphology of seed-eating carabids.
Amara crassispina
Amara crassispina is a ground beetle in the family Carabidae, described by John Lawrence LeConte in 1855. It belongs to the large genus Amara, which contains numerous species of small to medium-sized carabid beetles commonly found in North America. The specific epithet 'crassispina' refers to thick spines, likely describing a morphological feature of the species.
Amara deparca
Amara deparca is a ground beetle species in the family Carabidae, described by Thomas Say in 1830. It belongs to the large genus Amara, which contains numerous species of small to medium-sized carabid beetles found primarily in the Northern Hemisphere. Records indicate presence in Mexico and the United States.