North-america
Guides
Baniana minor
Baniana minor is a small moth species in the family Erebidae, described by Lafontaine and Walsh in 2010. The species is known from open woodland and grassland scrub habitats in southeastern Arizona, with additional records from Guanacaste Province in Costa Rica. Adults are active during mid-summer in Arizona and have been recorded across multiple months in Costa Rica.
Banksiola concatenata
giant casemaker
Banksiola concatenata is a species of giant casemaker caddisfly in the family Phryganeidae. It is found in North America. The species was originally described as Neuronia concatenata by Walker in 1852. As a member of the Phryganeidae, it belongs to a family of relatively large caddisflies whose larvae construct portable cases from plant material.
Banksiola crotchi
traveler sedge giant casemaker
Banksiola crotchi is a caddisfly species in the family Phryganeidae, commonly known as the traveler sedge giant casemaker. An ecological study in Marion Lake, British Columbia, documented its life history in a lacustrine environment. Eggs are laid on submerged vegetation in fall, with larval growth occurring rapidly in fall and spring. Adults are present from July to September. The species is distributed across North America.
Baphala pallida
Baphala pallida is a small snout moth species in the family Pyralidae, first described by John Henry Comstock in 1880. It is distributed across multiple U.S. states in the southern and western regions. The species has a wingspan of 15–19 mm and exhibits distinctive pale gray forewings with strongly contrasted blackish discal dots and transverse markings. Notably, its larvae are specialized predators of scale insects, a relatively uncommon feeding strategy among pyralid moths.
Barbara
Barbara is a genus of moths in the family Tortricidae, subfamily Olethreutinae, tribe Eucosmini. The genus was established by Heinrich in 1923. These are small moths, typically with wingspans under 20 mm, belonging to a large family of tortrix or leafroller moths. Members of this genus are found in North America, with records from the northeastern United States including Vermont. The genus is part of a diverse group of microlepidoptera whose larvae often feed internally in plant tissues.
Barbara mappana
Barbara mappana is a species of tortricid moth described by Freeman in 1941. It is known to occur in North America, with documented records from Vermont and other parts of the United States. The species has been reported in association with white spruce cones, though it is considered to be of minor economic or ecological importance relative to other insects that feed on this host plant.
Barberia
Barberia is a genus of snout moths (family Pyralidae) described by Harrison Gray Dyar Jr. in 1905. The genus contains at least one described species, Barberia affinitella. These small moths are found in the southern United States.
Barberia affinitella
Barberia affinitella is a species of snout moth in the family Pyralidae, and the sole member of its genus. It was described by Harrison Gray Dyar Jr. in 1905. The species is found in the southern United States, ranging from California to Texas. As a member of the subfamily Phycitinae, it belongs to a diverse group of pyralid moths commonly known as snout moths due to their prominent labial palps.
Barce aberrans
Barce aberrans is a species of thread-legged assassin bug in the family Reduviidae, subfamily Emesinae. It was described by McAtee and Malloch in 1925 and is native to North America. As a member of the Metapterini tribe, it belongs to a group of reduviids characterized by slender, elongated bodies and raptorial forelegs adapted for capturing prey. The species is part of the diverse emesine fauna of North America, though detailed biological information remains limited in published literature.
Barce werneri
Barce werneri is a species of thread-legged bug (Hemiptera: Reduviidae: Emesinae) described by Wygodzinsky in 1966. It belongs to the tribe Metapterini within the subfamily Emesinae, a group characterized by their slender, elongate bodies and raptorial forelegs adapted for predation. The species has been recorded from North America, though specific details regarding its biology and ecology remain limited.
Barinus
Barinus is a genus of flower weevils in the family Curculionidae, established by Thomas L. Casey in 1886. The genus comprises approximately 14 described species distributed in North America. Members of this genus are associated with flowering plants, consistent with the common name 'flower weevils'. The genus has been documented through limited observational records.
Barinus cribricollis
flower weevil
Barinus cribricollis is a species of flower weevil in the family Curculionidae, described by Blatchley and Leng in 1916. The species belongs to a genus of weevils associated with flowers. Records indicate presence in North America, including Québec, Canada.
Barinus linearis
flower weevil
Barinus linearis is a species of flower weevil in the beetle family Curculionidae. It was described by Blatchley and Leng in 1916. The species is known from North America. As a member of the flower weevil group, it is likely associated with flowers, though specific host plant relationships have not been documented.
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.
Baris dilatata
Baris dilatata is a species of flower weevil in the beetle family Curculionidae, described by Thomas L. Casey in 1892. It is distributed across North America. As a member of the genus Baris, it belongs to a group commonly referred to as flower weevils, though specific details regarding its biology and ecology remain poorly documented in available literature.
Baris heterodoxa
flower weevil
Baris heterodoxa is a species of flower weevil in the beetle family Curculionidae, first described by H.C. Fall in 1902. The species is found in North America and belongs to the genus Baris, a group of weevils commonly associated with flowers. Very little is known about its specific biology, host associations, or ecological role.
Baris interstitialis
flower weevil
Baris interstitialis is a species of flower weevil in the family Curculionidae. It has been recorded from North America, with specific distribution records from Ontario, Québec, and Saskatchewan in Canada. The species has been documented on Ceanothus americanus, suggesting an association with this plant host. As a member of the genus Baris, it belongs to a group of weevils commonly known as flower weevils.
Baris monticola
flower weevil
Baris monticola is a species of flower weevil in the family Curculionidae, first described by Henry Clinton Fall in 1901. It belongs to the genus Baris, a group of weevils commonly associated with flowers. The species is recorded from North America, though specific details about its biology and ecology remain poorly documented in available literature.
Baris strenua
Sunflower root weevil
Baris strenua is a species of weevil in the family Curculionidae, first described by Champion in 1909. It is commonly known as the sunflower root weevil and is recognized as a pest of cultivated sunflowers in North America. The species is native to North America with confirmed records from Manitoba, Canada. Adults feed on sunflower foliage, causing minor damage, while larvae develop on roots and can cause significant wilting and lodging of plants. Despite its potential as a pest, economic thresholds for insecticide application have not been established, and control measures are generally not warranted.
Baris striata
flower weevil
Baris striata is a species of flower weevil in the beetle family Curculionidae. It was described by Blatchley and Leng in 1916. The species is known from North America, with distribution records from Manitoba and Ontario in Canada.
Baris transversa
transverse flower weevil
Baris transversa is a species of flower weevil in the beetle family Curculionidae. It is found in North America. The species was first described by Thomas Say in 1832.
Baris umbilicata
flower weevil
Baris umbilicata is a species of flower weevil in the beetle family Curculionidae, originally described by LeConte in 1858. It is native to North America. Like other members of the genus Baris, this species is associated with flowers, though specific ecological details remain poorly documented. The species is represented by limited observational records, with only three observations documented on iNaturalist.
Barrellus
Barrellus is a monotypic genus of jewel beetles (family Buprestidae) containing the single species Barrellus femoratus. The genus was established in 1996 by Nelson & Bellamy. Very little published information exists on this genus beyond its taxonomic description and placement within the Buprestidae.
Barronopsis texana
Barronopsis texana is a species of funnel weaver spider in the family Agelenidae. It belongs to the large-bodied B. texana species group, characterized by distinctive genital morphology and larger body size relative to congeners. The species has been recorded across the United States with over 1,500 observations documented.
Baryceros fortis
Baryceros fortis is a species of ichneumonid wasp in the family Ichneumonidae, described by Cresson in 1878. It belongs to the genus Baryceros, a group of parasitoid wasps. The species is part of the diverse Ichneumonoidea superfamily, which contains some of the most species-rich lineages within Hymenoptera. As with most ichneumonids, it is presumed to be a parasitoid of other insects, though specific host records for this species remain poorly documented.
Barynotus obscurus
Ground Weevil
Barynotus obscurus is a species of weevil in the family Curculionidae, native to Europe. The species has been introduced to North America, with established populations in British Columbia, New Brunswick, and other regions. It is commonly known as the Ground Weevil.
Basiaeschna janata
Springtime Darner
Basiaeschna janata, the Springtime Darner, is a small, bluish dragonfly in the family Aeshnidae. It is the sole member of the monotypic genus Basiaeschna. This species is notable for its early seasonal flight period, appearing in spring when most other darner species have not yet emerged. It is widely distributed across North America.
Basicladus tracyi
Basicladus tracyi is a species of bagworm moth in the family Psychidae, described by Jones in 1911. As a member of the Psychidae, the larvae construct protective cases from silk and environmental materials. The species is part of the genus Basicladus, which contains North American bagworm moths.
Basilodes chrysopis
Gilded Seedcropper
Basilodes chrysopis is a moth in the family Noctuidae, commonly known as the Gilded Seedcropper. First described by Augustus Radcliffe Grote in 1881, this species is distributed across North America. It belongs to the subfamily Stiriinae within the owlet moth family. The species has been documented in 809 iNaturalist observations.
Basilodes pepita
Gold Moth
Basilodes pepita, commonly known as the gold moth, is a noctuid moth species described by Achille Guenée in 1852. It belongs to the subfamily Stiriinae, a group of owlet moths often associated with open habitats. The species is notable for its bright coloration and specific larval association with plants in the genus Verbesina. It has been documented across North America with over 1,000 citizen science observations.
Basilodes straminea
Basilodes straminea is a moth species in the family Noctuidae, described by Poole in 1995. It belongs to the subfamily Stiriinae, a group of owlet moths characterized by distinctive morphological features. The species is known from North America, though detailed biological information remains limited due to its rarity in collections and observations.
Bassaniana floridana
Bassaniana floridana is a crab spider species in the family Thomisidae, first described by Nathan Banks in 1896. The species occurs in the United States. As a member of the genus Bassaniana, it belongs to a group of spiders known for their ambush predatory behavior and crab-like leg posture. Specific details about its biology and ecology remain limited in published literature.
Bassaniana utahensis
Utah Crab Spider
Bassaniana utahensis is a crab spider species in the family Thomisidae, commonly known as the Utah Crab Spider. It is native to western North America, occurring in Canada and the United States. As a member of the bark crab spider genus Bassaniana, it is typically associated with trees and woody vegetation where it employs ambush predation. The species was first described by Gertsch in 1932.
Bassaniana versicolor
Multicolored Bark Crab Spider
Bassaniana versicolor is a crab spider in the family Thomisidae, native to North America. Females reach 6.75 mm in length, while males are smaller at 3.8–4.5 mm. The species exhibits color variation with a brown body marked by white spots. It is commonly known as the Multicolored Bark Crab Spider.
Bassareus
case-bearing leaf beetles
Bassareus is a genus of case-bearing leaf beetles in the family Chrysomelidae, first described by Haldeman in 1849. The genus contains approximately eight described species. These beetles are characterized by their habit of constructing protective cases from fecal material and plant debris. Bassareus is part of the diverse leaf beetle fauna of North America, with documented records from the United States including Vermont.
Bassareus brunnipes
Bassareus brunnipes is a species of case-bearing leaf beetle in the family Chrysomelidae. It is found in North America. The species belongs to the subfamily Cryptocephalinae, whose larvae construct protective cases from fecal material and exuviae.
Bassareus detritus
Bassareus detritus is a species of case-bearing leaf beetle in the family Chrysomelidae. It is found in North America. The species belongs to a genus of small leaf beetles, with 'detritus' possibly referring to its association with decaying plant material.
Bassettia
Bassettia is a genus of gall wasps in the family Cynipidae, restricted to North America. The genus was established by William Harris Ashmead in 1887, named in honor of H. F. Bassett, an amateur entomologist who contributed significantly to the study of gall wasps. As of 2007, the genus comprises nine recognized species distributed across the United States from Connecticut to California, with one species extending into Panama. These wasps induce galls on oak trees (Quercus species), with each species typically associated with specific host plants and geographic regions.
Bathyphantes alascensis
Three-spined Shield Sheetweaver
Bathyphantes alascensis is a small sheetweb spider in the family Linyphiidae, commonly known as the Three-spined Shield Sheetweaver. The species occurs across northern North America from Alaska through Canada to the northern United States. Like other linyphiids, it constructs horizontal sheet webs, often with a retreat at the edge. The genus Bathyphantes is part of the diverse sheetweb spider assemblage, with males possessing complex pedipalps used in mating.
Bathyphantes alboventris
Notch-tipped Shield Sheetweaver
Bathyphantes alboventris is a small sheetweb spider in the family Linyphiidae, first described by Banks in 1892. It is known from the United States and Canada. The species belongs to a genus of sheetweb weavers characterized by specific male genitalia structures. Limited information exists on its natural history and ecology.
Bathyphantes brevipes
Grey Sheetweb Weaver
Bathyphantes brevipes is a species of sheetweb spider in the family Linyphiidae, commonly known as the Grey Sheetweb Weaver. It is a small arachnid found across northern North America, with records from the United States and Canada including Alberta, British Columbia, and Manitoba. As a member of the Linyphiidae family, it constructs flat sheet webs typically positioned close to the ground or substrate.
Bathyphantes brevis
Short Sheetweb Weaver
Bathyphantes brevis is a species of sheetweb spider in the family Linyphiidae, first described by Emerton in 1911. It is found in the United States and Canada. As a member of the Linyphiidae, it constructs flat, horizontal sheet webs. The species is part of the diverse genus Bathyphantes, which contains numerous small-bodied spiders.
Bathyphantes canadensis
Canada Sheetweb Weaver
Bathyphantes canadensis is a small sheetweb weaving spider in the family Linyphiidae, found across northern North America and eastern Russia. It is one of approximately 4,000 species in the sheetweb weaver family, characterized by their flat, horizontal web architecture. The species is rarely encountered by casual observers due to its small size and cryptic habits.
Bathyphantes keeni
Hump-headed Shield Sheetweaver
Bathyphantes keeni is a species of sheetweb spider in the family Linyphiidae. It occurs in Canada and the United States. The species is part of the diverse sheetweb weaver group, which constructs flat or dome-shaped webs rather than orb webs. Little specific information has been published on its biology.
Bathyphantes orica
Short Shield Sheetweaver
Bathyphantes orica is a species of sheetweb spider in the family Linyphiidae, commonly known as the Short Shield Sheetweaver. It was described by Ivie in 1969. The species is known from the United States and Canada, though specific details about its biology remain poorly documented. Like other members of the genus Bathyphantes, it constructs sheet-like webs rather than orb webs.
Bathyphantes pallidus
Pale Sheetweb Weaver
Bathyphantes pallidus is a small sheetweb spider in the family Linyphiidae, commonly known as the Pale Sheetweb Weaver. The species was described by Nathan Banks in 1892. It builds flat, horizontal sheet webs with a retreat at one edge, typical of its family. As an entelegyne spider, it possesses complex genital structures that serve as key diagnostic characters for species identification.
Bathyphantes weyeri
Wide Shield Sheetweaver
Bathyphantes weyeri is a species of sheetweb spider in the family Linyphiidae, first described by Emerton in 1875. It belongs to a genus of small spiders that construct flat, horizontal sheet webs often accompanied by a dome-shaped retreat. The species is known from the United States, though specific details about its biology and ecology remain poorly documented. Like other linyphiids, it is presumed to be a small-bodied spider that occupies ground-level or low vegetation habitats.
Bathyplectes infernalis
Bathyplectes infernalis is a parasitoid wasp in the family Ichneumonidae. It is a biological control agent of the alfalfa weevil (Hypera postica), a major agricultural pest in western North America. The species has been introduced and released in the United States as part of classical biological control programs. It is one of several Bathyplectes species used to manage weevil populations in alfalfa fields.
Batrachedra busiris
Batrachedra busiris is a small moth species in the family Batrachedridae, described by Hodges in 1966. It is known from Florida, United States, with 56 observations documented on iNaturalist. The species belongs to a family of gelechioid moths characterized by slender bodies and relatively narrow wings.
Batrisodes albionicus
Batrisodes albionicus is a species of ant-loving beetle in the family Staphylinidae, subfamily Pselaphinae. It is distributed in western North America, with records from British Columbia, Alaska, Washington, Oregon, and California. As a member of the genus Batrisodes, it is likely associated with leaf litter habitats and ant colonies, though specific ecological details for this species remain poorly documented.