Ground-beetle
Guides
Carabus sylvosus
woodland ground beetle, sylvan worm and slug hunter, silvan worm and slug hunter
Carabus sylvosus, commonly known as the woodland ground beetle or sylvan worm and slug hunter, is a species of ground beetle in the family Carabidae. It is native to North America, where it inhabits wooded environments including deciduous mixed forests, coniferous forests, and orchards. Adults are brachypterous (short-winged) and nocturnal, preying on Lepidoptera pupae and scarabaeids. The species has been documented in Canada and the United States.
Carabus taedatus
Gravel Ground Beetle
Carabus taedatus is a ground beetle species in the family Carabidae, distributed across North America including Alaska, Canada, and the contiguous United States. The species is part of the large genus Carabus, which contains approximately 1,000 described species. Four subspecies are recognized, including the nominate subspecies C. t. taedatus described by Fabricius in 1787. As a member of Carabidae, it likely functions as a generalist predator in terrestrial ecosystems.
Carabus taedatus agassii
Carabus taedatus agassii is a subspecies of ground beetle in the family Carabidae, described by LeConte in 1850. It belongs to the genus Carabus, one of the most species-rich genera of ground beetles. The subspecies is distributed across northern North America including Alaska, Canada, and the contiguous United States. As a member of the subgenus Tanaocarabus, it inhabits cool temperate to boreal environments.
Carabus truncaticollis
blunt-collared worm and slug hunter
Carabus truncaticollis is a ground beetle in the family Carabidae distributed across the northern Holarctic. The species occurs in mesic tundra environments, including moist meadows. Multiple subspecies have been described, primarily from Russia and Mongolia. The common name 'blunt-collared worm and slug hunter' reflects its presumed predatory habits, though specific dietary documentation is limited.
Carabus vietinghoffii
Vietinghoff's worm and slug hunter
Carabus vietinghoffii is a ground beetle in the family Carabidae with a broad distribution spanning northern regions of North America, Europe, and Asia. The species occurs in boreal forest, sub-Arctic, and Arctic tundra habitats, where it has been documented as far north as 81°N latitude on Ellesmere Island. Research indicates this beetle is a predator, contributing to the high proportion of carnivorous beetles found in northern ecosystems. The species exhibits several recognized subspecies across its range, including C. v. vietinghoffii in North America and Alaska, and C. v. fulgidus and others in Russia and China.
Centronopus opacus
Centronopus opacus is a species of darkling beetle in the family Tenebrionidae, first described by John Lawrence LeConte in 1859. It is endemic to North America, with records spanning the United States and potentially southern Canada. Like other tenebrionids, it is a ground-dwelling beetle adapted to arid and semi-arid environments. The genus Centronopus is small and poorly studied, with limited published information on the biology and ecology of its constituent species.
Cerenopus
Cerenopus is a genus of darkling beetles in the family Tenebrionidae, tribe Cerenopini. The genus was established by John Lawrence LeConte in 1851 and is native to North America. Species in this genus are ground-dwelling beetles associated with arid and semi-arid environments. The genus is moderately well-represented in entomological collections, with over 500 observations documented on iNaturalist.
Cheirodes californicus
Cheirodes californicus is a species of darkling beetle in the family Tenebrionidae, first described by George Henry Horn in 1870. The species epithet indicates its association with California. Like other members of Tenebrionidae, it is a ground-dwelling beetle adapted to arid and semi-arid environments. The genus Cheirodes is part of the diverse darkling beetle fauna of western North America.
Chlaenius
Vivid Metallic Ground Beetles
Chlaenius is a large and diverse genus of ground beetles in the family Carabidae, comprising approximately 1,000 recognized species worldwide. The genus is most diverse in the Oriental and Afrotropical regions, though it also occurs extensively in the Palearctic, Near East, North Africa, and Nearctic realms. Members are commonly known as vivid metallic ground beetles due to their often striking metallic coloration. The genus is divided into numerous subgenera and includes species that serve as important biological indicators of soil health and agricultural practices.
Chlaenius alternatus
Chlaenius alternatus is a species of ground beetle in the family Carabidae. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. The genus is native to multiple biogeographic realms including the Palearctic, Afrotropical, and Nearctic regions. Chlaenius alternatus has been recorded from Alaska, Canada, and the United States.
Chlaenius caurinus
Chlaenius caurinus is a species of ground beetle in the family Carabidae, native to North America. The genus Chlaenius comprises approximately 1,000 species worldwide, with the majority occurring in the Oriental and Afrotropical regions. This species was described by George Henry Horn in 1885. Members of the genus Chlaenius are known for their vivid metallic coloration and defensive chemical secretions.
Chlaenius chaudoiri
Chlaenius chaudoiri is a species of ground beetle in the family Carabidae, described by G.Horn in 1876. It belongs to the large and diverse genus Chlaenius, which contains roughly 1,000 species worldwide. As a member of this genus, it shares characteristics with other Chlaenius species, including a tendency toward vivid coloration and association with moist habitats. The species is recorded from the United States.
Chlaenius circumcinctus
Chlaenius circumcinctus is a species of ground beetle in the family Carabidae. It is native to North America, with records from the United States, Mexico, and Cuba. Like other members of the genus Chlaenius, it is likely a predatory beetle, though specific ecological details remain poorly documented. The species was described by Thomas Say in 1830.
Chlaenius cordicollis
Heart-necked Chlaenius
Chlaenius cordicollis is a species of ground beetle in the family Carabidae. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. The species is native to North America, with records from Canada and the United States. Like other members of the genus, it is likely predatory, though specific ecological details for this species are limited in available sources.
Chlaenius cumatilis
Chlaenius cumatilis is a species of ground beetle in the family Carabidae, first described by LeConte in 1851. The species is native to North America, with documented occurrence in the United States. Like other members of the genus Chlaenius, it belongs to a large and diverse group of predatory beetles. The genus Chlaenius contains approximately 1,000 recognized species worldwide, with the majority occurring in the Oriental and Afrotropical regions.
Chlaenius emarginatus
Emarginate Chlaenius
Chlaenius emarginatus is a species of ground beetle in the family Carabidae, native to North America. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. Like other members of its genus, this beetle is likely predatory. The species was first described by Thomas Say in 1823.
Chlaenius erythropus
Chlaenius erythropus is a ground beetle in the family Carabidae, distributed across North America. The species belongs to a large and diverse genus native to multiple continents including the Palearctic, Near East, Africa, and Nearctic regions. Like other members of its genus, it is likely predatory, though specific details about its biology remain poorly documented. The species has been the subject of taxonomic confusion, with some sources listing it as a synonym of Chlaenius nigricornis.
Chlaenius flaccidus
Chlaenius flaccidus is a species of ground beetle in the family Carabidae. It is native to North America and has been documented in the United States. As a member of the genus Chlaenius, it belongs to a diverse group of ground beetles often characterized by metallic coloration and predatory habits. The species was described by G.Horn in 1876. Available records indicate limited observation data, with only three documented observations in iNaturalist.
Chlaenius floridanus
Chlaenius floridanus is a species of ground beetle in the family Carabidae. It is found in North America. The species was described by G.Horn in 1876.
Chlaenius fuscicornis
Chlaenius fuscicornis is a species of ground beetle in the family Carabidae, described by Dejean in 1831. The genus Chlaenius contains approximately 1,000 species worldwide, with the majority occurring in the Oriental and Afrotropical regions. Members of this genus are known for their often vivid metallic coloration and defensive chemical secretions.
Chlaenius glaucus
Chlaenius glaucus is a ground beetle in the family Carabidae, described by LeConte in 1856. The species belongs to a large genus of predatory beetles commonly known as "vivid metallic ground beetles" for their characteristic coloration. Like other Chlaenius species, it is likely a ground-dwelling predator sensitive to soil disturbance and agricultural practices. The species has been documented in Mexico and the United States.
Chlaenius harpalinus
Chlaenius harpalinus is a ground beetle in the family Carabidae, native to North America. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. The species is recorded from Canada and the United States. Like other members of its genus, it is likely a predator in soil and ground-level habitats.
Chlaenius impunctifrons
Chlaenius impunctifrons is a ground beetle in the family Carabidae, native to North America. It is a member of the large and diverse genus Chlaenius, which contains roughly 1,000 species worldwide. The species has been documented as a host for the parasitoid wasp Trimorus caraborum, which lays eggs inside the beetle's eggs. Like other ground beetles, it is likely predatory, though specific dietary details for this species are not well documented.
Chlaenius interruptus
Chlaenius interruptus is a ground beetle species in the family Carabidae, first described by George Henry Horn in 1876. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. The species is recorded from North America, specifically Canada and the United States. Like other members of its genus, it is likely a predatory beetle associated with ground-level habitats.
Chlaenius leucoscelis
Chlaenius leucoscelis is a ground beetle in the family Carabidae, first described by Chevrolat in 1835. The species belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. As a member of the subfamily Licininae, it shares characteristics with other Chlaenius species including metallic coloration and predatory habits. The species has been recorded from Guatemala, Mexico, and the United States.
Chlaenius leucoscelis monachus
Chlaenius leucoscelis monachus is a subspecies of ground beetle in the family Carabidae, described by LeConte in 1851. It belongs to the genus Chlaenius, a diverse group of predatory beetles commonly known as vivid metallic ground beetles. The subspecies is part of the Chlaenius (Lithochlaenius) subgenus, a group characterized by distinctive coloration patterns. Like other carabids, it possesses the family-typical traits of exposed mandibles and thread-like antennae segments longer than wide.
Chlaenius maxillosus
Chlaenius maxillosus is a species of ground beetle in the family Carabidae, first described by George Henry Horn in 1876. It belongs to a large and diverse genus containing approximately 1,000 species worldwide. The genus Chlaenius is native to multiple biogeographic regions including the Palearctic, Near East, North Africa, Afrotropical region, and Nearctic, with the majority of species occurring in the Oriental and Afrotropical regions. Chlaenius maxillosus has been recorded from the United States and North America.
Chlaenius nemoralis
vivid metallic ground beetle
Chlaenius nemoralis is a species of ground beetle in the family Carabidae, native to North America. The genus Chlaenius comprises approximately 1,000 species worldwide, with this species occurring in Canada and the United States. Members of this genus are often referred to as "vivid metallic ground beetles" due to their characteristic metallic coloration. The species is part of a diverse group of carabid beetles that serve as important bioindicators of environmental health in agricultural and natural ecosystems.
Chlaenius orbus
Chlaenius orbus is a species of ground beetle in the family Carabidae, described by George Henry Horn in 1871. The genus Chlaenius is large and diverse, with approximately 1,000 recognized species worldwide, predominantly in the Oriental and Afrotropical regions. Members of this genus are known for their often vivid metallic coloration and defensive chemical secretions. Chlaenius orbus is distributed in North America, specifically recorded from the United States and Mexico.
Chlaenius oxygonus
Chlaenius oxygonus is a species of ground beetle in the family Carabidae. It occurs in North America, though specific details about its biology and ecology remain poorly documented. Like other members of the genus Chlaenius, it is presumed to be a predatory beetle active on the ground surface.
Chlaenius pennsylvanicus
Say's Ground Beetle
Chlaenius pennsylvanicus, commonly known as Say's Ground Beetle, is a species of ground beetle in the family Carabidae. It belongs to the large and diverse genus Chlaenius, which contains roughly 1,000 species worldwide. The species is native to North America, with records from Canada and the United States. Like other members of its genus, it is a ground-dwelling beetle sensitive to environmental disturbances and habitat changes.
Chlaenius pennsylvanicus blanditus
A subspecies of ground beetle in the family Carabidae. Belongs to the genus Chlaenius, a group of predatory beetles commonly known as violet ground beetles or bombardier beetles. The subspecies epithet 'blanditus' was established by Casey in 1920. As a member of Licininae, it shares traits with other Chlaenius species including chemical defense capabilities and predatory habits.
Chlaenius pennsylvanicus pennsylvanicus
Chlaenius pennsylvanicus pennsylvanicus is a subspecies of ground beetle in the family Carabidae, first described by Thomas Say in 1823. It belongs to the genus Chlaenius, a diverse group of often brightly colored predatory beetles commonly known as violet ground beetles or bombardier beetles. The subspecies is distributed in North America, with records from Canada and the United States. Like other members of its genus, it is likely a ground-dwelling predator, though specific ecological details for this subspecies remain poorly documented in the provided sources.
Chlaenius platyderus
Chlaenius platyderus is a species of ground beetle in the family Carabidae. It is one of approximately 1,000 species in the large and diverse genus Chlaenius, which is distributed across the Palearctic, Near East, North Africa, Afrotropical region, and Nearctic. The species was described by Chaudoir in 1856. Observations of this species have been recorded in North America, specifically in the USA and Manitoba, Canada.
Chlaenius prasinus
Chlaenius prasinus is a species of ground beetle in the family Carabidae, characterized by its vivid metallic green coloration. The genus Chlaenius contains approximately 1,000 species worldwide, with members distributed across the Palearctic, Near East, North Africa, Afrotropical region, and Nearctic. Species in this genus are known for their chemical defense capabilities and predatory habits. C. prasinus has been documented in the United States, though specific ecological details remain limited in published sources.
Chlaenius purpuricollis
Chlaenius purpuricollis is a species of ground beetle in the genus Chlaenius, a large and diverse group within the family Carabidae. It occurs in the United States and Canada. Members of the genus Chlaenius are generally predatory and often exhibit metallic coloration.
Chlaenius pusillus
Chlaenius pusillus is a species of ground beetle in the family Carabidae, described by Thomas Say in 1823. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide. The species is native to North America, with confirmed records from the United States and Canada. Like other members of its genus, it is likely a predatory beetle inhabiting ground-level environments.
Chlaenius ruficauda
Chlaenius ruficauda is a ground beetle in the family Carabidae, native to North America with confirmed records from the United States and Mexico. As a member of the large genus Chlaenius, which contains approximately 1,000 species worldwide, this species shares the characteristic metallic coloration and predatory habits typical of the genus. The specific epithet 'ruficauda' refers to the reddish coloration of the abdomen or tail region. Like other Chlaenius species, it possesses chemical defense glands that emit aromatic compounds when disturbed.
Chlaenius sericeus
Green Pubescent Ground Beetle
Chlaenius sericeus is a ground beetle in the family Carabidae, native to North America. The species is found in the United States and Canada. It belongs to the large and diverse genus Chlaenius, which contains approximately 1,000 species worldwide, with the majority occurring in the Oriental and Afrotropical regions. The specific epithet "sericeus" refers to the silky or silk-like appearance of the beetle's pubescence.
Chlaenius solitarius
Chlaenius solitarius is a species of ground beetle in the family Carabidae, native to North America. It belongs to the large and diverse genus Chlaenius, which contains roughly 1,000 species worldwide with the majority occurring in the Oriental and Afrotropical regions. Members of this genus are known for their metallic coloration and predatory habits. The species epithet "solitarius" suggests a solitary nature, though specific behavioral documentation for this species is limited.
Chlaenius sparsus
Chlaenius sparsus is a species of ground beetle in the family Carabidae, first described by LeConte in 1863. As a member of the genus Chlaenius, it belongs to a group commonly known as "vivid metallic ground beetles" or "colorful foliage ground beetles." The species occurs in North America and Mexico. Like other Chlaenius species, it is likely predatory, though specific natural history details for this species remain poorly documented.
Chlaenius texanus
Chlaenius texanus is a species of ground beetle in the family Carabidae. It is native to North America. Like other members of the genus Chlaenius, it belongs to a group of carabid beetles commonly known as vivid metallic ground beetles, many of which exhibit distinctive coloration and chemical defense capabilities.
Chlaenius tomentosus
Brown Chlaenius Carabid
Chlaenius tomentosus is a ground beetle in the family Carabidae, native to North America. The species belongs to a large and diverse genus of predatory beetles found across multiple continents. Like other members of Chlaenius, it likely exhibits rapid running behavior and possesses chemical defense capabilities. The specific epithet "tomentosus" refers to a hairy or woolly appearance.
Chlaenius tricolor
Tricolored Harp Ground Beetle, Vivid Metallic Ground Beetle
Chlaenius tricolor is a ground beetle in the family Carabidae, recognized by its vivid metallic coloration. The species ranges from southern Canada to Guatemala, with two recognized subspecies divided by the Rocky Mountains. It has been documented as a predator of slugs in agricultural settings and is considered sensitive to soil disturbance, making it a useful bioindicator of farming practices.
Chlaenius tricolor tricolor
Chlaenius tricolor tricolor is a subspecies of ground beetle in the family Carabidae. It has been documented as a predator of slugs in agricultural systems, making it a beneficial species in horticultural contexts. The subspecies occurs in North America, with records from Canada, the United States, Mexico, and Guatemala. Like other members of the genus Chlaenius, it exhibits vivid metallic coloration.
Chlaenius tricolor vigilans
vivid metallic ground beetle
Chlaenius tricolor vigilans is a subspecies of ground beetle in the family Carabidae, recognized by its vivid metallic coloration. This subspecies occurs across North America from Canada to Guatemala. It has been documented as a predator of slugs in agricultural settings and is considered sensitive to soil management practices, making it a useful bioindicator of environmental disturbance.
Chlaenius vafer
Chlaenius vafer is a species of ground beetle in the family Carabidae, first described by LeConte in 1852. It belongs to the genus Chlaenius, a diverse group of often colorful ground beetles commonly known as "vivid metallic ground beetles." The species is found in North America. Like other members of its genus, it is likely a predatory beetle, though specific ecological details for this species remain poorly documented.
Chlaenius variabilipes
Chlaenius variabilipes is a ground beetle in the family Carabidae, first described by Eschscholtz in 1833. The species belongs to the genus Chlaenius, a diverse group of carabid beetles commonly known as "vivid metallic ground beetles" for their often striking coloration. Records indicate presence in the United States and North America broadly. As with most Chlaenius species, it is presumed to be a predatory beetle, though specific ecological details remain poorly documented.
Chlaenius viduus
Chlaenius viduus is a species of ground beetle in the family Carabidae. As a member of the genus Chlaenius, it belongs to a diverse group of approximately 1,000 species worldwide, with the genus being native to multiple biogeographic regions including the Palearctic, Near East, North Africa, Afrotropical region, and Nearctic. The species was described by G.Horn in 1871 and is recorded as present in the USA and North America. Ground beetles in this genus are generally recognized as beneficial predators in agricultural and natural ecosystems.
Cicindela latesignata
Western Beach Tiger Beetle, Angel's Tear
Cicindela latesignata is a tiger beetle species known by the common names Western Beach Tiger Beetle and Angel's Tear. It belongs to the subfamily Cicindelinae within the ground beetle family Carabidae. The species is native to coastal regions of western North America and Mexico, where it inhabits sandy beach habitats. Like other tiger beetles, it is a fast-running, visually acute predator with distinctive elytral markings.