North-america
Guides
Bembidion quadrifoveolatum
Bembidion quadrifoveolatum is a species of ground beetle in the family Carabidae. It was described by Mannerheim in 1843 and is known from North America, with records from Alaska, Canada, and the United States. The species belongs to the large genus Bembidion, which comprises numerous small predatory beetles commonly found in diverse habitats. Very little specific ecological or behavioral information has been published for this particular species.
Bembidion rapidum
Bembidion rapidum is a small ground beetle in the subfamily Trechinae, found in Canada and the United States. It measures 3.8–4.4 mm in length and has a black body with brassy metallic reflections. The species has been recorded in agricultural studies, where it showed sensitivity to soil management practices, with populations persisting better under strip tillage than conventional tillage or plasticulture.
Bembidion robusticolle
Bembidion robusticolle is a species of ground beetle in the family Carabidae, described by Hayward in 1897. Records indicate presence in the United States, specifically Vermont, though observational data is extremely sparse with no confirmed iNaturalist observations. The species belongs to the large genus Bembidion, which comprises numerous small carabid beetles often associated with riparian and moist habitats. Available information about this species is limited due to its rarity and lack of recent documentation.
Bembidion rolandi
Bembidion rolandi is a species of ground beetle in the subfamily Trechinae. The species was described by Fall in 1922. It is distributed across Canada and the United States. As a member of the genus Bembidion, it belongs to a diverse group of small predatory beetles commonly found in riparian and moist habitats.
Bembidion rufinum
Bembidion rufinum is a species of ground beetle in the family Carabidae, first described by Lindroth in 1963. It is known from North America, with records from Alaska, Canada, and the United States. As a member of the large genus Bembidion, it is one of many small carabid beetles that inhabit varied terrestrial environments. Very few observational records exist for this species.
Bembidion rufotinctum
Bembidion rufotinctum is a small ground beetle in the family Carabidae, first described by Chaudoir in 1868. It belongs to the large genus Bembidion, which comprises numerous species of small carabid beetles found primarily in the Northern Hemisphere. The species is recorded from North America, specifically Canada and the United States. Like other members of its genus, it is likely associated with moist habitats near water bodies, though specific ecological details remain poorly documented.
Bembidion scudderi
Bembidion scudderi is a species of ground beetle in the family Carabidae, first described by LeConte in 1878. It is distributed across North America, with records from both Canada and the United States. As a member of the genus Bembidion, it belongs to a large and diverse group of small carabid beetles commonly found in varied terrestrial habitats.
Bembidion sejunctum
Bembidion sejunctum is a species of ground beetle in the family Carabidae. It was described by Casey in 1918 and is distributed across northeastern North America, including the Saint Pierre and Miquelon archipelago and the Magdalen Islands. The species comprises two recognized subspecies: Bembidion sejunctum sejunctum and Bembidion sejunctum semiaureum.
Bembidion simplex
Simple Riverbank Ground Beetle
Bembidion simplex is a species of ground beetle in the family Carabidae, first described by Hayward in 1897. It is found in North America, with records from Canada and the United States. As a member of the genus Bembidion, it belongs to a large group of small, active predatory beetles commonly associated with riparian and moist habitats.
Bembidion siticum
Bembidion siticum is a species of ground beetle in the family Carabidae, described by Thomas L. Casey in 1918. It is native to North America, with documented occurrence in Canada and the United States. The species belongs to the large genus Bembidion, which comprises numerous small, often metallic ground beetles commonly associated with riparian and wetland habitats.
Bembidion sordidum
Bembidion sordidum is a species of ground beetle in the family Carabidae. It is distributed across northern North America including Alaska, Canada, and the United States. As a member of the genus Bembidion, it belongs to a large and diverse group of small predatory beetles commonly found in varied terrestrial and riparian habitats.
Bembidion stillaguamish
Bembidion stillaguamish is a species of ground beetle in the family Carabidae, first described by Hatch in 1950. It occurs in North America, with records from Canada and the United States. As a member of the genus Bembidion, it belongs to a large and diverse group of small carabid beetles often associated with riparian and moist habitats. Available information on this species is limited, with few documented observations.
Bembidion striola
Bembidion striola is a species of ground beetle in the family Carabidae. It belongs to the large genus Bembidion, which comprises numerous small predatory beetles. The species was described by John Lawrence LeConte in 1852. Distribution records indicate presence in Alaska, Canada, and the contiguous United States.
Bembidion tigrinum
Cryptic Beach Borer
Bembidion tigrinum is a species of ground beetle in the family Carabidae, commonly known as the Cryptic Beach Borer. It is found in North America, with records from Canada and the United States. The species is a member of the large genus Bembidion, which comprises numerous small predatory beetles often associated with riparian and moist habitats.
Bembidion timidum
Bembidion timidum is a species of ground beetle in the family Carabidae, first described by LeConte in 1847. It is distributed across North America, with records from Canada and the United States. As a member of the large genus Bembidion, it is one of many small carabid beetles inhabiting the continent. The species has been documented through museum specimens and iNaturalist observations, though detailed ecological studies appear limited.
Bembidion vandykei
Bembidion vandykei is a species of ground beetle in the family Carabidae, first described by Blaisdell in 1902. It belongs to the large genus Bembidion, which comprises numerous small predatory beetles commonly found near water. The species is known from limited records in the United States, with a taxonomic history complicated by a later homonym proposed by Csiki in 1928. Very little is known about its biology or current population status.
Bembidion versicolor
Bembidion versicolor is a small ground beetle in the family Carabidae, first described by Jacquelin du Val in 1851. The species is distributed across northern North America, with records from Alaska, Canada, and the United States. It is also present on Saint Pierre and Miquelon. As a member of the genus Bembidion, it belongs to a large and diverse group of ground beetles commonly found in varied terrestrial habitats.
Bembidion versutum
Bembidion versutum is a small ground beetle in the family Carabidae, described by LeConte in 1878. The species is native to North America and has been recorded in Canada and the United States. Like other members of the genus Bembidion, it is a predatory beetle. Available information about this species is limited, with relatively few documented observations.
Bembidion vile
Bembidion vile is a small ground beetle in the family Carabidae, first described by John Lawrence LeConte in 1852. It belongs to the diverse genus Bembidion, which comprises hundreds of species of small carabid beetles found across the Northern Hemisphere. The species has been documented in North America with records from both the United States and Canada. Like other members of its genus, it is likely associated with moist or riparian habitats, though specific ecological details remain poorly documented.
Bembidion vulpecula
Bembidion vulpecula is a species of ground beetle in the family Carabidae, described by Casey in 1918. It belongs to the large genus Bembidion, which comprises numerous small predatory beetles commonly found in North America. The species has been recorded from the United States, though specific details about its biology and ecology remain limited in available sources. Like other members of its genus, it is presumed to be a ground-dwelling predator of small invertebrates.
Bembidion wickhami
A small ground beetle in the family Carabidae, first described by Hayward in 1897. The species is poorly documented, with only three observations recorded on iNaturalist and minimal published ecological information. It belongs to the large genus Bembidion, which contains numerous species of riparian and wetland-associated beetles.
Bembix belfragei
A solitary sand wasp in the genus Bembix, characterized by ground-nesting behavior in loose, sandy substrates. Females excavate burrows to provision with paralyzed flies, exhibiting progressive parental care by delivering prey as larvae develop. Adults of both sexes visit flowers for nectar, particularly composites. The species is part of a diverse North American radiation of sand wasps with complex nesting behaviors.
Bembix nubilipennis
Bembix nubilipennis is a sand wasp in the family Crabronidae, first described by Cresson in 1873. Like other members of the genus Bembix, this species is associated with sandy habitats where females excavate burrows to provision with paralyzed flies as food for their larvae. The species is found in North America and Middle America, though specific behavioral and ecological details for this particular species remain limited in published literature. Most information about Bembix biology derives from studies of more common congeners.
Bembix occidentalis
sand wasp
Bembix occidentalis is a species of solitary sand wasp in the family Crabronidae. The species was described by W. Fox in 1893 and occurs in Central America and North America. Like other members of the genus Bembix, it is associated with sandy habitats where females excavate burrows to provision with prey for their larvae.
Bembix rugosa
Bembix rugosa is a species of sand wasp in the family Crabronidae, described by J. Parker in 1917. As a member of the genus Bembix, it shares the characteristic behaviors of solitary digger wasps that excavate burrows in sandy substrates and provision nests with paralyzed flies for their larvae. The species occurs in North America, though specific details about its biology and distribution remain limited compared to better-studied congeners such as Bembix americana.
Berginus
Berginus is a genus of hairy fungus beetles in the family Mycetophagidae, established by Erichson in 1846. The genus contains at least three described species distributed across North America and Europe. Members of this genus are associated with fungal habitats. The genus is classified in the subfamily Bergininae, which bears its name.
Berosus aculeatus
Berosus aculeatus is a species of hydrophilid beetle first described by John Lawrence LeConte in 1855. It is native to the eastern United States and Cuba, with records spanning from Florida to New England and west to Iowa and Wisconsin. The species is distinguished by its prolonged elytral apices—a diagnostic morphological feature. Like other members of the genus Berosus, it is associated with aquatic or semi-aquatic habitats, though specific ecological details remain poorly documented.
Berosus hatchi
Berosus hatchi is a species of water scavenger beetle in the family Hydrophilidae, described by D.C. Miller in 1965. It is found in North America, with distribution records from Canada and the United States. As a member of the genus Berosus, it belongs to a group of aquatic beetles commonly known as water scavenger beetles.
Berosus pugnax
Berosus pugnax is a species of water scavenger beetle in the family Hydrophilidae, native to the United States. It was described by John Lawrence LeConte in 1863. The species is distinguished by having emarginate (notched) apices on its elytra. Like other members of the genus Berosus, it is associated with aquatic or semi-aquatic habitats.
Berosus rugulosus
Berosus rugulosus is a species of water scavenger beetle in the family Hydrophilidae. It is found in arid and semi-arid regions of the southwestern United States and Mexico. Like other members of the genus Berosus, it is associated with aquatic or semi-aquatic habitats. The species was described by George Henry Horn in 1873.
Berosus sayi
Berosus sayi is a species of water scavenger beetle in the family Hydrophilidae, native to North America. First described by Thomas Say in 1825 as Berosus striatus, it was later renamed Berosus sayi by Hansen in 1999. The species is characterized by a distinctive morphological trait in females: a small tooth on the suture near the apex of each elytron.
Berosus stylifer
Stylish Water Scavenger Beetle
Berosus stylifer is a water scavenger beetle in the family Hydrophilidae, described by Horn in 1873. It is found across western and central North America from Canada to Mexico. The species is part of a diverse genus of aquatic beetles commonly associated with freshwater habitats.
Bertkauia crosbyana
elliptical barklouse
Bertkauia crosbyana is a species of elliptical barklouse described by Chapman in 1930. It belongs to the family Epipsocidae, a group of free-living barklice within the order Psocodea. The species has been documented across a broad geographic range spanning North and Central America. As a member of the Epipsocidae, it is associated with bark and lichen habitats typical of this family.
Bertkauia lepicidinaria
elliptical barklouse
Bertkauia lepicidinaria is a species of elliptical barklouse in the family Epipsocidae, first described by Chapman in 1930. It is found in North America, with records from the United States and Canada. Like other members of its family, it belongs to the order Psocodea, which includes barklice and booklice. The species is documented through limited observations, with only 5 records on iNaturalist as of the available data.
Besseria atra
Besseria atra is a species of tachinid fly in the subfamily Phasiinae. It was originally described as Apinops atra by Coquillett in 1897 before being transferred to the genus Besseria. The species is known from North America and belongs to a group of parasitoid flies whose larvae develop inside other insects.
Beyeria vespa
Beyeria vespa is a species of rove beetle in the family Staphylinidae, first described by Fenyes in 1910. It belongs to the tribe Crematoxenini within the subfamily Aleocharinae. The species is known to occur in North America, with documented records from Arizona, USA. As a member of Staphylinidae, it possesses the characteristic short elytra that leave most of the abdomen exposed.
Bibarrambla
bog bibarrambla moth (sole species)
Bibarrambla is a monotypic genus of moths in the family Depressariidae, containing only Bibarrambla allenella, commonly known as the bog bibarrambla moth. The genus was established by Clarke in 1941, though the sole species was described earlier by Walsingham in 1882. The species occurs in eastern and central North America, with larvae feeding on Alnus and Betula species.
Bibio abbreviatus
Bibio abbreviatus is a species of march fly in the family Bibionidae, first described by Loew in 1864. Adults emerge in spring and are known for forming large swarming aggregations. Males possess holoptic eyes that meet at the top of the head, while females have relatively small heads. The species belongs to a genus of decomposer flies whose larvae develop in soil.
Bibio albipennis
White-winged March Fly
Bibio albipennis, the White-winged March Fly, is a species of march fly in the family Bibionidae native to North America. Adults are most commonly observed in spring, with males forming conspicuous swarms to attract mates. The species is widespread across the continent and is one of approximately 37 currently recognized Bibio species north of Mexico. Like other bibionids, it plays a role in nutrient cycling through larval feeding on decaying organic matter.
Bibio necotus
Bibio necotus is a species of march fly in the family Bibionidae, first described by Hardy in 1937. Like other members of the genus Bibio, adults are medium-sized flies that emerge in spring and often form conspicuous mating swarms. Males possess large, holoptic compound eyes that meet at the top of the head, while females have disproportionately small heads. The species is part of a diverse North American fauna of approximately 37 currently recognized Bibio species, many of which were historically difficult to distinguish based on external characters alone.
Bibio xanthopus
yellow-footed March fly
Bibio xanthopus, commonly known as the yellow-footed March fly, is a species of March fly in the family Bibionidae first described by Wiedemann in 1828. It is one of the most common species of Bibio in North America. The species exhibits considerable size variation and displays distinct sexual dimorphism in head morphology and wing coloration.
Bibiodes halteralis
March fly
Bibiodes halteralis is a species of march fly in the family Bibionidae, described by Coquillett in 1904. March flies in this family are generally robust, medium-sized flies with distinctive morphological features. The species is part of a genus characterized by particular wing and body structures, though specific ecological details for this species remain limited in available literature.
Bibloplectus
ant-loving beetles
Bibloplectus is a genus of minute rove beetles (Staphylinidae: Pselaphinae) commonly known as ant-loving beetles. The genus contains at least 10 described species distributed in North America and Europe. Seven new species were recently described from the eastern United States based on specimens from museum collections. Members of this genus are typically associated with ants and are characterized by their small size and reduced morphology.
Bicellonycha wickershamorum
Southwest spring firefly
Bicellonycha wickershamorum is a North American firefly species described by Cicero in 1982. It is among four firefly species petitioned for listing under the U.S. Endangered Species Act due to conservation concerns. The species belongs to the subfamily Photurinae, which includes flashing fireflies that use bioluminescent signals for communication. Two subspecies are recognized: B. w. wickershamorum and B. w. piceum.
Bicellonycha wickershamorum wickershamorum
Bicellonycha wickershamorum wickershamorum is a subspecies of firefly in the family Lampyridae, described by Cicero in 1982. It is one of several North American firefly species petitioned for listing under the U.S. Endangered Species Act. The species belongs to the genus Bicellonycha, which includes fireflies found in arid southwestern habitats.
Bicyrtes capnopterus
Bicyrtes capnopterus is a species of sand wasp in the family Crabronidae. It occurs in Central America and North America. Like other members of the genus Bicyrtes, females are fossorial, excavating burrows in soil to provision with prey for their larval offspring. The species is part of a group of wasps known for preying on true bugs, contributing to natural control of pest populations.
Bicyrtes fodiens
Bicyrtes fodiens is a solitary sand wasp in the family Crabronidae, native to North and Middle America. Like other members of its genus, it is a fossorial species that excavates burrows in sandy or coarse soil to provision with paralyzed true bugs for its larval offspring. The species is part of a guild of beneficial predatory wasps that help control pest insect populations, including stink bugs. Adults are nectar-feeders and can often be observed visiting flowers.
Bicyrtes insidiatrix
Bicyrtes insidiatrix is a species of sand wasp in the family Crabronidae. It is found in North America. Like other members of the genus Bicyrtes, it is a solitary, fossorial wasp that nests in sandy or coarse soils. The species is part of a group of wasps known for preying on true bugs (Hemiptera), though specific prey records for this species are not well documented in the available literature.
Billaea sibleyi
Billaea sibleyi is a species of tachinid fly in the family Tachinidae. The genus Billaea comprises parasitoid flies that attack various insect hosts. Billaea sibleyi has been documented in North America. As with other tachinid flies, the larvae are parasitoids that develop on or within host insects.
Bishopella laciniosa
Bishop's harvestman
Bishopella laciniosa, commonly known as Bishop's harvestman, is a species of armoured harvestman in the family Phalangodidae. It is native to North America. As a member of the Laniatores suborder, it possesses relatively short legs compared to other harvestmen and exhibits the characteristic body plan of armoured harvestmen with a well-sclerotized exoskeleton.