North-america
Guides
Bucculatrix packardella
Bucculatrix packardella is a minute moth species in the family Bucculatricidae, described by Vactor Tousey Chambers in 1873. It is one of approximately 100 described species in the genus Bucculatrix, commonly known as ribbed cocoon-maker moths. The species is documented from the northeastern and north-central United States and adjacent Canada.
Bucculatrix pomifoliella
Apple Skeletonizer Moth
Bucculatrix pomifoliella is a minute moth in the family Bucculatricidae, first described by James Brackenridge Clemens in 1860. It is known from eastern and central North America, with records spanning from the northeastern United States through the Midwest and into western Canada. The species is recognized for its leaf-mining larvae that feed on Rosaceae host plants, including apple (Malus) and various Prunus species.
Bucculatrix recognita
A small North American micromoth in the family Bucculatricidae, described by Annette Frances Braun in 1963. Adults are active from August through October. The larvae are leaf miners that feed specifically on bur oak (Quercus macrocarpa).
Bucculatrix sexnotata
A small moth in the family Bucculatricidae, described by Annette Frances Braun in 1927. The species is known from scattered records across eastern and western North America, from California to the Atlantic provinces of Canada. Like other members of the genus, it is a ribbed cocoon-making moth with larvae that feed as leaf miners.
Bucculatrix simulans
Bucculatrix simulans is a small ribbed cocoon-making moth in the family Bucculatricidae, described by Annette Frances Braun in 1963. It occurs in central North America from Texas northward to Iowa and east to Ohio. Adults are active primarily from January through July, with a wingspan of 9.5–10 mm. The larvae are known to feed on Helianthus (sunflower) species and create distinctive stem galls.
Bucculatrix sororcula
Bucculatrix sororcula is a micro-moth in the family Bucculatricidae, first described by Annette Frances Braun in 1963. It is recorded from Arizona and California in western North America. Members of this genus are commonly known as ribbed cocoon-maker moths due to the distinctive ribbed structure of their larval cocoons. The family Bucculatricidae is a small group of leaf-mining moths within the superfamily Gracillarioidea.
Buchananius
flower weevils
Buchananius is a genus of flower weevils in the beetle family Curculionidae, established by D.G. Kissinger in 1957. The genus contains nine described species, with most described by Kissinger in 1957 and two earlier species transferred from LeConte (1876). Species within this genus are small weevils associated with flowers.
Buchananius striatus
Buchananius striatus is a species of flower weevil in the beetle family Curculionidae, described by Kissinger in 1957. It belongs to a genus of small weevils associated with flowers. The species is known from North America, though specific details about its biology and ecology remain poorly documented in available literature.
Buenoa arida
Buenoa arida is a species of backswimmer in the family Notonectidae, first described by Truxal in 1953. The genus Buenoa comprises aquatic predatory insects that swim upside down. This species is part of a diverse group of true bugs adapted to freshwater environments.
Bulia deducta
Deduced Graphic
Bulia deducta is a moth in the family Erebidae, subfamily Calpinae, first described by Herbert Knowles Morrison in 1875. It is distributed across western and central North America from central Mexico northward to the Great Plains and western United States. The species is notable for its association with Prosopis (mesquite) as a larval host plant and its extended adult flight season in arid regions.
Buprestis apricans
turpentine borer
Buprestis apricans, commonly known as the turpentine borer, is a metallic wood-boring beetle in the family Buprestidae. The species was described by Herbst in 1801. It occurs in the Caribbean and North America, where it develops in coniferous trees. Like other members of the genus Buprestis, adults display metallic coloration typical of jewel beetles.
Buprestis confluenta
Yellow-spotted Jewel Beetle
Buprestis confluenta is a striking metallic wood-boring beetle distinguished by its emerald green to coppery-brown coloration with dense, more or less confluent yellow flecks across the elytra. The species is primarily associated with dead cottonwood (Populus deltoides) and quaking aspen (Populus tremuloides) in central and western North America. Despite the abundance of suitable host trees in some regions, it remains uncommonly encountered and is considered elusive by collectors. Adults are typically found on large, dead, barkless cottonwood trunks.
Buprestis connexa
Buprestis connexa is a species of metallic wood-boring beetle in the family Buprestidae, native to North America. The species was described by Horn in 1875. Like other members of the genus Buprestis, it exhibits the characteristic metallic coloration typical of jewel beetles. The species occurs within the Nearctic realm and has been documented through limited observation records.
Buprestis decora
Buprestis decora is a species of metallic wood-boring beetle in the family Buprestidae. The species was described by Fabricius in 1775 and is recognized as a valid taxon. It is distributed across the Caribbean Sea region and North America, with records spanning Nearctic, Neotropical, and Palearctic biogeographic realms. As a member of the genus Buprestis, it belongs to one of the most visually striking genera of jewel beetles, though specific details about its biology and appearance remain poorly documented in available sources.
Buprestis laeviventris
metallic wood-boring beetle, jewel beetle
Buprestis laeviventris is a species of metallic wood-boring beetle in the family Buprestidae. It is native to North America and has been recorded from western Canada through the western United States. Adults are attracted to recently dead or dying coniferous trees, particularly pines. The species exhibits elytral color variation and has been the subject of recent youth science research projects examining morphological diversity across different pine host species.
Buprestis maculativentris
ventrally spotted buprestid, spotted-belly buprestid beetle
Buprestis maculativentris is a metallic wood-boring beetle in the family Buprestidae. It is native to North America, with documented occurrences in Canada (Alberta, British Columbia) and the United States. The species is characterized by ventral spotting on the abdomen, as indicated by its specific epithet. Like other members of the genus Buprestis, it exhibits the brilliant metallic coloration typical of jewel beetles.
Buprestis maculipennis
Buprestis maculipennis is a metallic wood-boring beetle in the family Buprestidae, first described by Gory in 1841. The species is native to North America, with records from Canada (Manitoba, Nova Scotia) and the United States. It is one of several species in the genus Buprestis known for brilliant metallic coloration. The species includes three recognized subspecies: B. m. deficiens, B. m. fusiformis, and B. m. maculipennis.
Buprestis parmaculativentris
Buprestis parmaculativentris is a species of metallic wood-boring beetle in the family Buprestidae, described by Knull in 1958. It is native to North America and belongs to the Nearctic realm. As a member of the genus Buprestis, it shares the characteristic brilliant metallic coloration typical of jewel beetles. Very limited information is available regarding its biology, habitat preferences, and distribution specifics.
Buprestis prospera
Buprestis prospera is a species of metallic wood-boring beetle in the family Buprestidae. It is native to North America and has been documented in pinyon-juniper woodland habitats. Adults have been found associated with dead and dying Pinus edulis (Colorado pinyon pine), suggesting a larval host relationship with this conifer species. The species was described by Casey in 1909.
Buprestis subornata
Buprestis subornata is a metallic wood-boring beetle in the family Buprestidae, native to North America. The species was described by LeConte in 1860 and belongs to the subgenus Buprestis s. str. It has been recorded from western North America including British Columbia, with specimens documented from locations such as Kelowna. The species has been involved in taxonomic confusion, with specimens historically misidentified as the Palearctic species Buprestis haemorrhoidalis. Two subspecies are recognized: B. subornata subornata and B. subornata punctiventris Casey.
Burksiella
Burksiella is a genus of minute egg parasitoids in the family Trichogrammatidae (Hymenoptera: Chalcidoidea), established by De Santis in 1957. The genus belongs to the tribe Chaetostrichini within the subfamily Oligositinae. Species of Burksiella are known to parasitize eggs of leafhoppers, particularly sharpshooters in the tribe Proconiini (Hemiptera: Cicadellidae). The genus has been recorded from North and South America, including the western United States, Florida, and Bolivia.
Burnsius communis
common checkered-skipper
Burnsius communis, the common checkered-skipper, is a small butterfly in the family Hesperiidae (skippers). Formerly classified as Pyrgus communis, this species is among the most frequently encountered skippers in the northern United States. It is recognized by its distinctive checkered wing pattern and blue-gray body with fine hair. The species exhibits broad geographic distribution across North America, with multiple broods in southern regions and two broods in northern areas.
Byrrhodes intermedius
Byrrhodes intermedius is a small beetle species in the family Ptinidae, first described by LeConte in 1878. It belongs to a genus of wood-boring beetles commonly known as deathwatch beetles or furniture beetles. The species has been recorded from eastern North America, with confirmed observations in Nova Scotia and Québec.
Byrrhus americanus
pill beetle
Byrrhus americanus is a species of pill beetle in the family Byrrhidae, first described by John Lawrence LeConte in 1850. Pill beetles in this family are characterized by their rounded, compact body form that allows them to curl into a ball when disturbed—a defensive behavior that gives the group its common name. The species is recorded from North America with specific locality records from Canadian provinces including Labrador, Manitoba, and New Brunswick.
Byrrhus concolor
Two-colored Pill Beetle
Byrrhus concolor is a species of pill beetle in the family Byrrhidae, a group of small beetles known for their ability to roll into a compact ball when disturbed. The species occurs in northern North America, with records from Canada including Saskatchewan, Yukon Territory, and the Northwest Territories. The common name "Two-colored Pill Beetle" suggests distinctive coloration, though specific details of this pattern are not well documented in available sources. Pill beetles in this family are typically associated with mossy or damp habitats.
Byrrhus cyclophorus
Ringed Pill Beetle
Byrrhus cyclophorus is a species of pill beetle in the family Byrrhidae, commonly known as the Ringed Pill Beetle. It is found in North America, with distribution records from Canada including Alberta, Manitoba, and Labrador. As a member of Byrrhidae, it shares the family characteristic of rolling into a compact pill-like shape when disturbed.
Byrrhus eximius
Superb Pill Beetle
Byrrhus eximius is a species of pill beetle in the family Byrrhidae. It is found in North America, with records from western Canada including Alberta and British Columbia. The common name "Superb Pill Beetle" has been assigned to this species. Like other members of the genus Byrrhus, it is a small beetle capable of conglobation (rolling into a ball).
Byturus unicolor
raspberry fruitworm, western raspberry fruitworm, fruitworm beetle
Byturus unicolor is a small fruitworm beetle in the family Byturidae. Adults measure 4–5 mm and are yellowish-brown in color. The species is distributed across Central America and North America. It is commonly known as the raspberry fruitworm due to its association with raspberry plants.
Cabera erythemaria
Yellow-dusted Cream Moth, yellow-dusted cream
Cabera erythemaria is a geometrid moth species commonly known as the yellow-dusted cream moth. It occurs across North America with documented records in Canada and the northeastern United States. The species is assigned Hodges number 6677 in North American moth classification systems.
Cabera quadrifasciaria
Four-lined Cream Moth, Four-lined Cabera Moth
Cabera quadrifasciaria, commonly called the Four-lined Cream Moth, is a North American geometrid moth in the family Geometridae. The species was described by Packard in 1873. It is assigned Hodges number 6680 in the MONA (Moths of North America) numbering system. The common names reference the four pale lines that characterize the wing pattern of this cream-colored moth.
Cabera variolaria
Vestal Moth, the vestal, pink-striped willow spanworm
Cabera variolaria is a species of geometrid moth commonly known as the Vestal Moth or pink-striped willow spanworm. It is native to North America and belongs to the family Geometridae, which includes many species commonly called inchworms or spanworms due to their characteristic larval movement. The species has been assigned the MONA/Hodges number 6678.
Cabrulus labeculus
Cabrulus labeculus is a species of leafhopper in the family Cicadellidae, subfamily Deltocephalinae, described by DeLong in 1926. It belongs to the tribe Paralimnini, a group of small to medium-sized leafhoppers often associated with grassland and wetland habitats. The species has been documented in the northern Great Plains region of North America.
Cacama furcata
Baja California Cactus-Dodger
Cacama furcata is a cicada species in the family Cicadidae, first described by Davis in 1919. It is one of several 'cactus-dodger' cicadas in the genus Cacama, which are associated with arid environments and cactus hosts. The species is known from the Baja California peninsula and adjacent regions of Mexico. Like related Cacama species, it likely exhibits adaptations for life in xeric habitats including fast flight and specialized host plant associations.
Cacophrissus pauper
Cacophrissus pauper is a species of longhorn beetle in the family Cerambycidae. It was described by Henry Walter Bates in 1885. The species belongs to the subfamily Cerambycinae and tribe Hesperophanini. Very little is known about its biology or ecology beyond its taxonomic classification.
Cacotherapia leucocope
A small North American snout moth described by Harrison Gray Dyar Jr. in 1917. Known only from Colorado with a wingspan of approximately 18 mm. Belongs to the family Pyralidae, subfamily Galleriinae.
Cacotherapia unipuncta
one-spotted snout moth
Cacotherapia unipuncta is a species of snout moth (family Pyralidae, subfamily Galleriinae) described by Harrison Gray Dyar Jr. in 1913. The species is known from limited localities in eastern North America, with records from Pennsylvania, Tennessee, and North Carolina. Like other members of its genus, it belongs to a group of relatively obscure pyralid moths whose biology remains poorly documented.
Cactobrosis fernaldialis
blue cactus borer
Cactobrosis fernaldialis, commonly known as the blue cactus borer, is a snout moth species found in desert regions of the southwestern United States. Adults exhibit bivoltine flight periods in spring and late summer through autumn. The species is notable for its larval specialization on Ferocactus wislizeni.
Caddo pepperella
Caddo pepperella is a species of harvestman (Opiliones: Caddidae) described by Shear in 1975. It occurs in North America and is sympatric with the closely related Caddo agilis. Phylogenetic studies indicate that C. pepperella and C. agilis diverged before acquiring their current disjunct distributions in North America and Japan. Like other members of the family Caddidae, it belongs to the suborder Eupnoi and possesses the characteristic elongated body form and reduced eyes typical of this harvestman family.
Caecidotea
Caecidotea is a genus of freshwater isopods in the family Asellidae, containing over 100 described species in North America. Species occupy diverse aquatic habitats including surface waters (ponds, streams) and subterranean environments (caves, aquifers). The genus has been extensively studied for parasite-host interactions, particularly involving acanthocephalan parasites that modify host behavior. Some species exhibit morphological adaptations to subterranean life including reduced eyes and pigmentation.
Caecidotea racovitzai racovitzai
Caecidotea racovitzai racovitzai is a subspecies of freshwater isopod in the family Asellidae. It was originally described as Asellus racovitzai racovitzai by Williams in 1970. The subspecies is known from Vermont, United States. As a member of the genus Caecidotea, it inhabits freshwater environments.
Caecossonus dentipes
Caecossonus dentipes is a species of true weevil in the beetle family Curculionidae. It was described by Gilbert in 1955 and is known from North America. The genus Caecossonus belongs to the tribe Molytini, a group endemic to Central America, the Caribbean Islands, and parts of the United States. Members of this tribe are associated with blind or reduced-vision weevil genera.
Caenia dimidiata
Terminal Net-winged Beetle
Caenia dimidiata is a species of net-winged beetle in the family Lycidae, known as the Terminal Net-winged Beetle. It is found in North America, with records from Canada and the United States. The species exhibits the characteristic black-and-orange or red warning coloration typical of lycid beetles, which serves as aposematic signaling. It participates in Müllerian mimicry complexes with other toxic insects, including moths in the genus Pyromorpha.
Caenis hilaris
Caenis hilaris is a species of small square-gilled mayfly in the family Caenidae. It is found in North America. As a member of the order Ephemeroptera, it shares the characteristic life history of mayflies, with aquatic nymphal stages and short-lived winged adults.
Caenocara bicolor
puffball beetle
Caenocara bicolor is a small beetle species in the family Anobiidae, commonly known as a puffball beetle. It is native to North America and has been documented in the Canadian provinces of Manitoba, Ontario, and Saskatchewan. The species was described by Germar in 1824. Members of the genus Caenocara are associated with puffball fungi.
Caenocara blanchardi
desert cockroach
Caenocara blanchardi is a species of desert cockroach described by Fall in 1905. It belongs to the family Ptinidae (formerly treated as Anobiidae), a group of beetles commonly known as spider beetles or deathwatch beetles. The species is known from arid regions of western North America, with records from British Columbia, Canada. Very little is known about its specific biology or ecology.
Caenocara tenuipalpum
desert cockroach
Caenocara tenuipalpum is a small beetle species in the family Ptinidae (formerly Anobiidae), first described by Fall in 1905. The common name "desert cockroach" is a misnomer, as this is a beetle, not a cockroach. It is known from North America with very few documented observations.
Caenochrysis doriae
Caenochrysis doriae is a species of cuckoo wasp in the family Chrysididae, first described by Gribodo in 1874. Members of this genus are kleptoparasitic, laying eggs in the nests of other wasps and bees. The species has been documented in the southwestern United States, including Arizona and Utah. Specific biological details for C. doriae remain poorly documented in published literature.
Caenoscelini
Caenoscelini is a tribe of small beetles within the family Cryptophagidae, commonly known as silken fungus beetles. The tribe was established by Casey in 1900 and contains genera characterized by particular morphological features of the antennae and body form. Members of this tribe are associated with fungal habitats, though specific ecological details remain poorly documented. The tribe is part of the subfamily Cryptophaginae and is distinguished from related tribes primarily by structural characteristics of the adult beetles.
Caenoscelis basalis
silken fungus beetle
Caenoscelis basalis is a species of silken fungus beetle in the family Cryptophagidae. It was described by Casey in 1900. The species is known from North America, with records from Canada including Newfoundland, Nova Scotia, and Ontario. As a member of Cryptophagidae, it is associated with fungal environments, though specific ecological details remain limited.
Caenotus
Caenotus is a genus of small, slender flies in the family Scenopinidae, commonly known as window flies. These insects are part of the subfamily Caenotinae and are characterized by their reduced wing venation and elongated bodies. The genus was established by Cole in 1923 and contains species primarily found in arid and semi-arid regions.