Ground-beetle
Guides
Cicindela parowana platti
Platt's Tiger Beetle
Cicindela parowana platti is a subspecies of tiger beetle in the family Carabidae, described by Cazier in 1937. It belongs to the widespread genus Cicindela, which contains numerous fast-running, predatory beetles. The subspecies is part of the parowana species group and is known from western North America.
Cicindela patruela
Northern Barrens Tiger Beetle
Cicindela patruela, the Northern Barrens Tiger Beetle, is a medium-sized tiger beetle endemic to eastern North America with highly specific habitat requirements. Adults are metallic green with ivory elytral bands and measure 12–15 mm in length. The species has a two-year life cycle with adults active primarily in spring and fall. Populations have declined significantly due to habitat loss and fire suppression, leading to endangered status in Canada and vulnerable ranking by NatureServe.
Cicindela tranquebarica parallelonota
Opal Tiger Beetle
Cicindela tranquebarica parallelonota is a subspecies of the oblique-lined tiger beetle, commonly known as the Opal Tiger Beetle. It belongs to the tiger beetle subfamily Cicindelinae within the ground beetle family Carabidae. The species exhibits spring-fall adult activity, with larvae developing in burrows during summer months. Adults are known for their fast running speed and predatory habits, though specific distinguishing features of this subspecies relative to other C. tranquebarica subspecies require careful examination of elytral maculation patterns.
Cicindela tranquebarica vibex
Wealed Tiger Beetle
Cicindela tranquebarica vibex is a subspecies of oblique-lined tiger beetle in the family Carabidae. It is a spring-fall species active during cooler months, spending summer as larvae in soil burrows. Adults are ground-dwelling predators that hunt small invertebrates using rapid pursuit and visual tracking. The subspecies occurs in western North America, where it has been observed in sandy and clay habitats including saline flats and dry creek beds.
Cicindelidia ocellata
Ocellated Tiger Beetle
Cicindelidia ocellata is a medium-sized tiger beetle species widely distributed across the southwestern United States and Mexico, with records extending into Central America. The species exhibits notable subspecific variation, with the nominate subspecies C. o. ocellata occurring in alkaline flat and wetland margin habitats in New Mexico and surrounding areas, while the subspecies C. o. rectilatera (Reticulated Tiger Beetle) occupies sandy habitats in Texas, New Mexico, and has been documented as a range extension into Arkansas and Oklahoma. Adults are active during summer and fall months, with some populations showing extended activity into September. The species is characterized by distinctive elytral maculation patterns featuring ocellate (eye-like) markings.
Cicindelidia politula petrophila
Limestone Tiger Beetle
Cicindelidia politula petrophila is a subspecies of the Limestone Tiger Beetle, a ground-dwelling beetle found in dry to xeric upland habitats with exposed limestone substrates. Adults are characterized by shiny black to blue-black elytra with white markings absent or limited to the apices, and a red abdomen. The subspecies occurs primarily in Texas and Oklahoma, where it is associated with limestone outcroppings, road banks, and rocky clay areas. Adults are active in late summer and fall, typically emerging in late September. They are extremely wary, fast-flying, and difficult to approach or capture due to their behavior of quickly finding gaps in nets on rough, rocky terrain.
Cicindelidia punctulata chihuahuae
Chihuahua Tiger Beetle, Chihuahua Punctured Tiger Beetle
Cicindelidia punctulata chihuahuae is a western subspecies of the punctured tiger beetle, distinguished from the nominate eastern subspecies by its greenish coloration. It occurs in dry grassland and open habitats with exposed clay or sandy-loam substrates across the southwestern United States and adjacent Mexico. Adults are active during warmer months, with observations spanning late spring through fall. The subspecies exhibits characteristic tiger beetle behaviors including fast running flight and visual predation on small arthropods.
Clivina
A ground beetle in the genus Clivina, family Carabidae, from Stanislaus County, California. Members of this genus are small, fossorial carabid beetles adapted to burrowing in soil. The specific identity of this specimen is not determined beyond genus level.
Clivina alabama
Clivina alabama is a ground beetle species in the subfamily Scaritinae, described by Bousquet in 2012. It is known from the southeastern United States. As a member of the genus Clivina, it belongs to a group of small, fossorial ground beetles commonly referred to as ant-like beetles due to their compact body form and short elytra. The species was established relatively recently, reflecting ongoing taxonomic refinement within this morphologically conservative genus.
Clivina californica
Clivina californica is a species of ground beetle in the subfamily Scaritinae, described by Van Dyke in 1925. The genus Clivina comprises small, fossorial ground beetles characterized by their compact, cylindrical body form adapted for burrowing in soil. Species in this genus are morphologically conservative and often difficult to distinguish without detailed examination.
Clivina fossor
Digger Slope-rumped Beetle
Clivina fossor is a ground beetle in the subfamily Scaritinae, described by Linnaeus in 1758. It is the largest species in its subfamily, characterized by fossorial (digging) adaptations including broad tarsal segments on the forelegs. The species exhibits a widespread Palaearctic distribution with introduced populations in North America, and shows flexible habitat use across grasslands, wetlands, woodlands, and agricultural areas. Adults are nocturnal and subterranean by day, while larvae live entirely underground.
Clivina fossor fossor
Clivina fossor fossor is a subspecies of ground beetle in the family Carabidae, first described by Linnaeus in 1758. It belongs to a genus characterized by fossorial (digging) adaptations, with females possessing modified forelegs for excavating burrows in soil. The subspecies has been recorded across parts of North America and Europe, though detailed biological studies remain limited.
Clivina impressefrons
Slender Seedcorn Beetle
Clivina impressefrons is a species of ground beetle in the subfamily Scaritinae, first described by John Lawrence LeConte in 1844. It is commonly known as the Slender Seedcorn Beetle. The species belongs to the genus Clivina, a group of small ground beetles that superficially resemble one another and require careful examination for identification. It has been recorded in Canada and the United States.
Clivina morio
Clivina morio is a ground beetle in the family Carabidae, subfamily Scaritinae. It belongs to a genus of small, fossorial carabids commonly known as seedcorn beetles or ant-like beetles. The species was described by Dejean in 1831 and is known from North America.
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.
Clivina punctigera
Clivina punctigera is a species of ground beetle in the subfamily Scaritinae, described by John Lawrence LeConte in 1857. The genus Clivina comprises small, fossorial ground beetles characterized by their compact bodies and fossorial (burrowing) adaptations. Like other members of Scaritinae, this species likely exhibits morphological traits associated with subterranean or soil-dwelling habits, though specific details for C. punctigera remain poorly documented.
Clivina punctulata
Clivina punctulata is a species of ground beetle in the subfamily Scaritinae, described by John Lawrence LeConte in 1852. It belongs to the genus Clivina, a group of small ground beetles characterized by fossorial (burrowing) adaptations. Very little specific information about this species' biology, habitat preferences, or distribution has been documented in readily accessible sources.
Clivina rufa
Clivina rufa is a ground beetle species in the subfamily Scaritinae, described by John Lawrence LeConte in 1857. The genus Clivina comprises small, fossorial ground beetles commonly known as ant-loving beetles or seedcorn beetles. Members of this genus are typically found in soil and leaf litter habitats. The species epithet 'rufa' refers to reddish coloration.
Clivina vespertina
Clivina vespertina is a ground beetle species in the family Carabidae, originally described by Putzeys in 1867. The species is currently treated as a synonym of Semiclivina vespertina, reflecting ongoing taxonomic revisions within the genus Clivina and related genera. It belongs to the tribe Clivinini within the subfamily Scaritinae, a group of small, fossorial ground beetles. The species has been recorded from the United States and Uruguay.
Colliuris caymanensis
Colliuris caymanensis is a small ground beetle in the tribe Odacanthini, endemic to the Cayman Islands. It was originally described by Darlington in 1947 and was previously treated as a subspecies of C. tetrastigma before being elevated to full species status. Like other members of the genus Colliuris, it is a slender, ant-mimicking carabid beetle.
Colliuris lioptera
Colliuris lioptera is a ground beetle species in the family Carabidae, first described by Bates in 1891. It belongs to a genus whose members are sometimes mistaken for tiger beetles due to similar appearance. The species has been recorded from Mexico and the United States, placing it within the Middle and North American faunal regions. Like other Colliuris species, it is sensitive to soil management practices and may serve as an indicator of agricultural disturbance.
Colliuris pensylvanica
Long-necked Ground Beetle
Colliuris pensylvanica is a small ground beetle in the family Carabidae, tribe Odacanthini, commonly known as the long-necked ground beetle. Adults measure 5.8–7.2 mm in length. The species has undergone extensive taxonomic revision, with multiple historical names now synonymized under the current valid name. It occurs across a broad geographic range in North America and the Caribbean.
Cononotus substriatus
Cononotus substriatus is a species of ground beetle in the family Carabidae. The genus Cononotus comprises small to medium-sized carabids. Specific ecological details for this species remain poorly documented in available sources.
Corticotomus depressus
Corticotomus depressus is a species of ground beetle in the family Carabidae. The genus Corticotomus is a small group within the tribe Harpalini, characterized by species adapted to particular microhabitats. Very little specific information is available about this particular species in the accessible literature. The species epithet "depressus" suggests a flattened body form, which is common among ground beetles that inhabit tight spaces under bark or in leaf litter.
Cratacanthus
Cratacanthus is a monotypic genus of ground beetles (Carabidae) established by Dejean in 1829. The genus contains a single species, Cratacanthus dubius. It belongs to the tribe Harpalini within the subfamily Harpalinae. The genus is classified within the diverse adephagan beetle radiation.
Cratacanthus dubius
Dubious Harp Ground Beetle
Cratacanthus dubius is a species of ground beetle in the family Carabidae, and the sole member of the genus Cratacanthus. It is a moderately-sized beetle with a distinctive harp-like pronotal shape that gives the genus its name. The species has a broad distribution across North America, with records from both Canada and the United States. Its common name reflects both its taxonomic placement in the harp ground beetle lineage and the uncertainty that surrounded its early classification.
Cychrini
snail-eating ground beetles
Cychrini is a tribe of ground beetles (Carabidae) comprising approximately 6 genera and over 300 described species. Members are specialized snail predators (malacophagous), with morphological adaptations including enlarged, sculptured mandibles for crushing shells. The tribe exhibits a disjunct global distribution, with genera occurring in the Holarctic region, Australia, New Zealand, and parts of Asia. Cychrini are among the largest carabid beetles, with many species exceeding 15 mm in length.
Cychrus hemphillii
Hemphill's rare snail-eating beetle
Cychrus hemphillii is a species of ground beetle in the subfamily Carabinae, described by George Henry Horn in 1878. It is one of the "snail-eating beetles" in the tribe Cychrini, characterized by its elongated, narrow head adapted for extracting snails from their shells. The species occurs in western North America with two recognized subspecies: the nominate form in Idaho, Utah, and Wyoming, and C. h. rickseckeri in British Columbia, Idaho, Montana, Oregon, Utah, and Washington.
Cychrus hemphillii hemphillii
Cychrus hemphillii hemphillii is a subspecies of ground beetle in the family Carabidae, first described by George Henry Horn in 1879. It belongs to the nominate subfamily Carabinae, which includes the so-called 'snail hunters' and 'caterpillar hunters'—large, charismatic ground beetles known for their prominent mandibles. The species is known from North America, with records from both Canada and the United States.
Cychrus hemphillii rickseckeri
Cychrus hemphillii rickseckeri is a subspecies of ground beetle in the family Carabidae, described by LeConte in 1884. It belongs to the nominate subfamily Carabinae, which includes the so-called 'snail hunters' and 'caterpillar hunters'—large, charismatic beetles noted for their prominent mandibles. The genus Cychrus is part of the tribe Cychrini, a group of specialized predatory beetles. This subspecies has been recorded from both Canada and the United States in North America.
Cychrus tuberculatus
tuberculate rare snail-eating beetle
Cychrus tuberculatus is a species of ground beetle in the subfamily Carabinae, commonly known as the tuberculate rare snail-eating beetle. First described by T.W. Harris in 1839, this species is notable for its specialized diet of snails and its brachypterous (short-winged), nocturnal adults. It inhabits coniferous forests, forest clearings, and moraines in western North America, with documented populations in British Columbia, Quebec, California, Oregon, and Washington. The species is considered rare and has specific habitat requirements tied to forested environments.
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 approximatus
Cyclotrachelus approximatus is a species of ground beetle in the family Carabidae, described by LeConte in 1846. It belongs to the subfamily Pterostiginae, a group of woodland ground beetles. The species is distributed in North America, with records from the United States.
Cyclotrachelus blatchleyi
Cyclotrachelus blatchleyi is a species of ground beetle in the family Carabidae, occurring in woodland habitats of North America. The genus Cyclotrachelus comprises woodland ground beetles characterized by their terrestrial habits and predatory ecology. This species was described by Casey in 1918.
Cyclotrachelus brevoorti
Cyclotrachelus brevoorti is a species of ground beetle in the family Carabidae. It is native to North America and has been recorded in the United States. As a member of the genus Cyclotrachelus, it belongs to a group of woodland ground beetles. The species was described by LeConte in 1846.
Cyclotrachelus convivus
woodland ground beetle
Cyclotrachelus convivus is a species of ground beetle in the family Carabidae, described by LeConte in 1853. It belongs to a genus of woodland ground beetles distributed primarily in North America. The species is documented from the United States, though specific ecological details remain limited in published literature.
Cyclotrachelus dejeanellus
Cyclotrachelus dejeanellus is a species of ground beetle in the family Carabidae, tribe Harpalini. The genus Cyclotrachelus comprises medium to large-sized ground beetles distributed primarily in North America. Species in this genus are generally characterized by their robust body form and association with ground-dwelling habitats. This species is part of a genus that has attracted interest from coleopterists, as evidenced by its inclusion in collector wish lists for regional surveys.
Cyclotrachelus freitagi
woodland ground beetle
Cyclotrachelus freitagi is a ground beetle in the family Carabidae, described by Bousquet in 1993. It belongs to the genus Cyclotrachelus, a group of woodland ground beetles distributed in North America. The species is known from the United States.
Cyclotrachelus fucatus
Cyclotrachelus fucatus is a species of ground beetle in the family Carabidae. It belongs to a genus of woodland ground beetles native to North America. The species was described by Freitag in 1969. Available records indicate it occurs in the United States, though specific ecological details remain poorly documented.
Cyclotrachelus furtivus
Cyclotrachelus furtivus is a species of woodland ground beetle in the family Carabidae. It is native to North America, with records from the United States. As a member of the genus Cyclotrachelus, it belongs to a group of ground beetles associated with forest floor habitats.
Cyclotrachelus hernandensis
Cyclotrachelus hernandensis is a species of ground beetle in the family Carabidae. It belongs to the genus Cyclotrachelus, a group of carabid beetles found in North America. The species was described by Van Dyke in 1943. Very little specific information about its biology or ecology has been documented.
Cyclotrachelus heros
Cyclotrachelus heros is a species of ground beetle in the family Carabidae. It is native to North America and has been recorded from the United States. As a member of the Carabidae family, it is part of the diverse ground beetle fauna that inhabits various terrestrial habitats across the continent.
Cyclotrachelus incisus
woodland ground beetle
Cyclotrachelus incisus is a species of ground beetle in the family Carabidae. It is classified as a woodland ground beetle and has been documented in North America. Like other members of the genus Cyclotrachelus, it is a ground-dwelling species.
Cyclotrachelus laevipennis
woodland ground beetle
Cyclotrachelus laevipennis is a species of ground beetle in the family Carabidae, described by LeConte in 1846. It belongs to the genus Cyclotrachelus, a group of woodland ground beetles distributed across North America. The species is recorded from the United States with limited observation data available. As with other members of Carabidae, it is likely a predatory beetle active on or near the ground surface.
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.
Cyclotrachelus seximpressus
woodland ground beetle
Cyclotrachelus seximpressus is a species of ground beetle in the family Carabidae. It is classified as a woodland ground beetle and occurs in North America. The species was described by LeConte in 1846. Like other members of the genus Cyclotrachelus, it is likely associated with forest floor habitats.
Cyclotrachelus sigillatus
woodland ground beetle
Cyclotrachelus sigillatus is a species of woodland ground beetle in the family Carabidae, described by Thomas Say in 1823. It is found in North America, with records from the United States. As a ground beetle, it likely inhabits forest floor habitats where it functions as a predatory insect.
Cyclotrachelus spoliatus
woodland ground beetle
Cyclotrachelus spoliatus is a species of ground beetle in the family Carabidae, first described by Newman in 1838. It is classified within the genus Cyclotrachelus, a group of woodland ground beetles distributed across North America. The species is recorded from the United States, though specific ecological details remain limited in published sources.
Cyclotrachelus unicolor
A ground beetle in the family Carabidae, Cyclotrachelus unicolor is a poorly documented species with limited observational records. The species epithet 'unicolor' refers to its uniform coloration. Available information is sparse, with only two iNaturalist observations documented and minimal published literature specifically addressing this taxon.
Cylindronotum aeneum
Cylindronotum aeneum is a species of ground beetle in the family Carabidae, first described by Putzeys in 1845. It belongs to the subfamily Lebiinae and tribe Lebiini. The species is documented from Central America and northern South America, with records from Belize, Guatemala, Nicaragua, Panama, and French Guiana. Available information on this species is limited.