Rove-beetle
Guides
Ecitonidia
Ecitonidia is a genus of rove beetles (Staphylinidae) established by Wasmann in 1900. The genus belongs to the tribe Lomechusini within the subfamily Aleocharinae. Only one species, E. wheeleri, has been formally described. Members of this genus are myrmecophilous, meaning they live in association with ants.
Ecitonidia wheeleri
Ecitonidia wheeleri is a species of rove beetle in the family Staphylinidae, subfamily Aleocharinae. It was described by Wasmann in 1900. The species belongs to the tribe Lomechusini, which includes many myrmecophilous (ant-associated) beetles. This species has been recorded from several states in the south-central and southwestern United States.
Ecitoxenidia alabamae
Ecitoxenidia alabamae is a species of rove beetle described by Seevers in 1959. It belongs to the subtribe Myrmedoniina within the tribe Lomechusini, a group known for myrmecophilous (ant-associated) associations. The species is documented from the southeastern United States.
Edaphus
Edaphus is the largest genus in the rove beetle subfamily Euaesthetinae, comprising approximately 600 described species worldwide. The genus exhibits cosmopolitan distribution with particularly high diversity in the Palaearctic and Oriental regions. Members are small, typically soil-dwelling beetles associated with forest floor habitats. The Korean fauna has expanded from a single known species to six through recent systematic surveys.
Eleusis
Eleusis is a genus of rove beetles in the family Staphylinidae, subfamily Osoriinae, tribe Eleusinini. Members of this genus are small, elongate beetles with reduced elytra characteristic of the family. The genus was established by Laporte de Castelnau in 1835 and contains species distributed in various regions.
Ephelinus
Ephelinus is a genus of rove beetles (Staphylinidae) in the subfamily Omaliinae, described by Cockerell in 1906. The genus belongs to the tribe Coryphiini and is characterized by small body size and association with coastal or intertidal habitats. Species in this genus are poorly documented, with limited ecological and behavioral information available.
Ephelinus guttatus
Ephelinus guttatus is a species of rove beetle (Staphylinidae) in the subfamily Omaliinae. The species was described by John Lawrence LeConte in 1863. It is native to the eastern and southern United States. Like other members of the genus, it likely inhabits leaf litter and decaying organic matter in forested habitats.
Ephelinus notatus
A small rove beetle in the family Staphylinidae, Ephelinus notatus is a rarely encountered species with limited documented ecological information. The genus Ephelinus belongs to the subfamily Omaliinae, a group of rove beetles often associated with decaying organic matter and forest floor habitats. Based on its taxonomic placement and the distribution records from eastern and central United States, this species likely inhabits moist woodland environments where other Omaliinae species are commonly found.
Erichsoniina
Erichsoniina is a subtribe of rove beetles (Staphylinidae) within the tribe Staphylinini. It was established by Brunke & Solodovnikov in 2016 based on phylogenetic analysis of the Staphylinini tribe, which had historically been taxonomically problematic. The subtribe contains genera previously classified in the informal 'Erichsonius group' and is characterized by specific morphological and molecular traits that distinguish it from other subtribes within Staphylinini. As a recently defined taxon, its membership and boundaries continue to be refined through ongoing systematic research.
Erichsonius brachycephalus
A small rove beetle in the genus Erichsonius, described by J.H. Frank in 1975. The species epithet 'brachycephalus' (short-headed) refers to its relatively compact head shape compared to congeners. Records are sparse, with documented occurrences in eastern North America.
Erichsonius patella
Kneecap Rove Beetle
Erichsonius patella, commonly known as the Kneecap Rove Beetle, is a species of rove beetle in the family Staphylinidae. It is a member of the large and diverse genus Erichsonius within the tribe Erichsoniina. The species was first described by George Henry Horn in 1884. Like other rove beetles, it exhibits the characteristic abbreviated elytra that expose most of the abdomen.
Euaesthetus brevipennis
Euaesthetus brevipennis is a species of rove beetle in the family Staphylinidae, described by Casey in 1884. It belongs to the subfamily Euaesthetinae, a group of small staphylinid beetles often associated with forest floor habitats. The species epithet 'brevipennis' refers to its short-winged condition. Current taxonomic status is ambiguous synonym, suggesting potential taxonomic uncertainty or consolidation with related species.
Euaesthetus similis
Euaesthetus similis is a rove beetle species in the family Staphylinidae, first described by Casey in 1884. It belongs to the subfamily Euaesthetinae, a group of small staphylinids often associated with forest litter and soil habitats. The species has a broad transcontinental distribution across North America, with records from Canada through the United States to Mexico.
Euboarhexius perscitus
Euboarhexius perscitus is a species of ant-loving beetle in the family Staphylinidae, subfamily Pselaphinae. It was originally described as Rhexidius perscitus by Fletcher in 1932 and later transferred to the genus Euboarhexius. The species is known from the southeastern United States.
Eucnecosum brachypterum
Eucnecosum brachypterum is a small rove beetle (Staphylinidae: Omaliinae) with a Holarctic distribution, occurring across boreal and temperate regions of North America and Eurasia. The species was originally described in the genus Arpedium and later transferred to Eucnecosum, a generic placement confirmed by taxonomic revision. It is one of three holarctic Eucnecosum species recognized in North America. The species name refers to its short-winged (brachypterous) condition.
Eucnecosum brunnescens
Eucnecosum brunnescens is a rove beetle in the family Staphylinidae, subfamily Omaliinae. The species was originally described by Sahlberg in 1871 under the genus Arpedium, and later transferred to Eucnecosum. It has a Holarctic distribution, occurring across northern Europe, Russia, and North America from Alaska through Canada to the northern United States.
Eumicrota corruscula
Eumicrota corruscula is a small rove beetle (Staphylinidae: Aleocharinae) first described by Erichson in 1839. Originally placed in Gyrophaena, it was later transferred to Eumicrota. The species occurs across eastern North America from Canada through the United States, with scattered records west to Saskatchewan and Texas. It belongs to the tribe Homalotini, a group known for association with fungal fruiting bodies.
Eumicrota socia
Eumicrota socia is a species of rove beetle in the family Staphylinidae, first described by Erichson in 1839. It belongs to the subfamily Aleocharinae and tribe Homalotini. The species is known from scattered records across eastern North America. Like other members of its genus, it is presumed to be associated with fungi, though specific ecological details remain poorly documented.
Euphaniini
spiny-legged rove beetles
Euphaniini is a tribe of rove beetles (Staphylinidae) established by Reitter in 1909, commonly referred to as spiny-legged rove beetles. The tribe comprises at least eight extant and extinct genera, including Deleaster, Euphanias, Mitosynum, Oxypius, Platydeleaster, and Syntomium, plus the fossil genera Protodeleaster and Pseudanotylus. Members of this tribe are classified within the subfamily Oxytelinae.
Euplectitae
Euplectitae is a supertribe of minute rove beetles (Staphylinidae) classified within the ant-associated subfamily Pselaphinae. The group contains at least 20 genera and approximately 30 described species. Members of this supertribe are characterized by their small body size and morphological adaptations associated with myrmecophily—living in close association with ant colonies.
Euplectus acomanus
Euplectus acomanus is a minute rove beetle (Staphylinidae: Pselaphinae) described by Casey in 1908. It belongs to the tribe Euplectini, a group of small, often myrmecophilous beetles characterized by compact bodies and reduced elytra. The species has been recorded across eastern North America and the southwestern United States, with scattered Canadian occurrences. Like other pselaphines, it likely inhabits moist leaf litter and soil microhabitats.
Euplectus confluens
Euplectus confluens is a small rove beetle (family Staphylinidae, subfamily Pselaphinae) described by John Lawrence LeConte in 1849. It belongs to the tribe Euplectini, a group of minute beetles typically found in leaf litter and soil habitats. The species has a broad distribution across eastern and central North America, with records extending from Canada to the southern United States. Like other pselaphine rove beetles, it is presumed to be a predator or scavenger in decomposing organic matter, though specific ecological details remain poorly documented.
Euplectus duryi
ant-loving beetle
Euplectus duryi is a small rove beetle in the family Staphylinidae, specifically within the subfamily Pselaphinae—a group commonly known as ant-loving beetles. The species was described by Thomas L. Casey in 1908. It occurs across much of North America, with records spanning from Canada (British Columbia to Quebec and the Maritimes) throughout the United States from the Atlantic seaboard west to Arizona and Colorado. Like other pselaphines, it is typically found in leaf litter and soil habitats where it associates with ant colonies.
Eusphalerum carolinensis
Eusphalerum carolinensis is a species of rove beetle in the family Staphylinidae, described by Zanetti in 2014. It belongs to the subfamily Omaliinae and tribe Eusphalerini. The species is known from multiple states in the eastern and central United States.
Eusphalerum convexum
Eusphalerum convexum is a small rove beetle in the family Staphylinidae, subfamily Omaliinae. The species is known from eastern North America, with records spanning Canada and the northeastern and midwestern United States. Like other members of the genus, it is associated with decaying organic matter and fungal habitats.
Eusphalerum near-subangulatum
Eusphalerum near-subangulatum is a rove beetle in the subfamily Omalinae, recognized as a distinct but closely related entity to Eusphalerum subangulatum. It is a small beetle associated with riparian and wetland habitats. The species remains poorly documented in formal taxonomic literature.
Eusphalerum pothos
Eusphalerum pothos is a species of rove beetle (Staphylinidae) in the subfamily Omaliinae. It is broadly distributed across northern North America, with records spanning Canada from British Columbia to the Atlantic provinces, and the northern United States from Alaska to the Northeast. The species is one of approximately 50 North American members of the genus Eusphalerum, a group of small omaliine rove beetles often associated with decaying plant matter and fungal habitats.
Eusphalerum rugulosum
Eusphalerum rugulosum is a small rove beetle in the subfamily Omaliinae, first described from North America in 1853. Members of this genus are generally associated with decaying plant matter and fungal habitats. The species has been documented across western and northern North America, with scattered records extending to the northeastern United States. It remains poorly studied, with limited published information on its biology.
Eusphalerum swauki
Eusphalerum swauki is a species of rove beetle in the family Staphylinidae, described by Hatch in 1957. It belongs to the subfamily Omaliinae, a group of small to medium-sized beetles often associated with decaying plant matter and fungal habitats. The species has a restricted distribution in western North America, with records from the Pacific Northwest and adjacent regions of Canada and the United States.
Euvira
Euvira is a genus of rove beetles (Staphylinidae: Aleocharinae) established by Sharp in 1883. The genus was first recorded in Canada with the description of E. micmac from Nova Scotia, where specimens were found inhabiting red oak galls. At least one additional species, E. quadriceps (Casey), is known in the genus.
Euvira micmac
Euvira micmac is a species of rove beetle in the subfamily Aleocharinae, described in 2007 from specimens collected in northeastern North America. It belongs to the tribe Placusini, a group of small aleocharines associated with forest floor habitats. The species is known from a limited number of records in Canada and the United States, suggesting a relatively restricted distribution or cryptic habits. The specific epithet references the Mi'kmaq people, indigenous to parts of its known range.
Falagria dissecta
Dissected Minute Rove Beetle
Falagria dissecta is a small rove beetle in the family Staphylinidae, characterized by its abbreviated elytra that expose most of the abdomen. The species is widely distributed across North America, with records spanning Canada and the United States. As a member of the tribe Falagriini, it belongs to a group of minute rove beetles that are often associated with decaying organic matter and soil habitats.
Falagria sulcata
Falagria sulcata is a rove beetle in the family Staphylinidae, distributed across Europe, Asia, and North America. The species has been introduced to Canada and the United States, with records from multiple provinces and states. GBIF lists it as a synonym of Falagria caesa, though sources vary in their taxonomic treatment. As a member of the tribe Falagriini, it belongs to a group of small to medium-sized aleocharine rove beetles.
Fenderia capizzii
Fenderia capizzii is a species of rove beetle in the family Staphylinidae, described by Hatch in 1957. It belongs to the subfamily Euaesthetinae, a group of small staphylinids often associated with forest floor habitats. The species is known from Oregon, USA, and appears to have a restricted distribution within the Pacific Northwest.
Flohria
Flohria is a monotypic genus of rove beetles (Staphylinidae) containing a single species, Flohria subcoerulea. The genus was erected by David Sharp in 1884 and named in honor of collector Julius Flohr. Phylogenetic studies suggest it may occupy a basal position within the subtribe Philonthina, potentially representing a relict lineage.
Fluviphirus
Fluviphirus is a genus of rove beetles in the family Staphylinidae, described by Brunke in 2021. It belongs to the subtribe Indoquediina within the tribe Staphylinini. The genus name suggests an association with riverine or fluvial habitats. As a recently described taxon, detailed biological information remains limited.
Fustiger fuchsii
Fustiger fuchsii is a species of myrmecophilous rove beetle in the family Staphylinidae, subfamily Pselaphinae. It belongs to the tribe Clavigerini, a group of highly specialized beetles that live as social parasites within ant colonies. The species was described by Brendel in 1866. Like other members of its tribe, it has evolved remarkable morphological adaptations for infiltrating ant nests and exploiting colony resources.
Gabrius appendiculatus
Gabrius appendiculatus is a rove beetle in the family Staphylinidae, described by Sharp in 1910. It is native to Europe and Russia, with introduced populations established in eastern Canada. As a member of the tribe Staphylinini, it belongs to a diverse group of predatory rove beetles commonly found in decaying organic matter.
Gabrius astutoides
Gabrius astutoides is a rove beetle in the family Staphylinidae, subfamily Staphylininae. Originally described from Europe in 1946, it has established populations in eastern North America through human introduction. The species belongs to the diverse genus Gabrius, which contains numerous similar-looking species requiring careful examination for identification.
Gabrius brevipennis
Gabrius brevipennis is a rove beetle in the family Staphylinidae, described by Horn in 1884. Originally placed in the genus Philonthus, it was later transferred to Gabrius. The species is broadly distributed across northern North America, occurring in Canada from British Columbia to Newfoundland and in the northern United States from Washington to New England. Like other members of the tribe Philonthina, it is likely a predatory beetle associated with decaying organic matter and soil habitats. The specific epithet "brevipennis" refers to its relatively short elytra, a characteristic feature of many rove beetles.
Gabrius fallaciosus
Gabrius fallaciosus is a rove beetle in the tribe Staphylinini, subfamily Staphylininae. It was originally described as Philonthus fallaciosus by Horn in 1884 and later transferred to the genus Gabrius. The species is known from eastern North America, with records spanning Canada and the United States. Like other members of the genus, it is a ground-dwelling beetle associated with soil and decaying organic matter.
Gabrius micropthalmus
Gabrius micropthalmus is a species of rove beetle in the family Staphylinidae, tribe Staphylinini. The species epithet 'micropthalmus' refers to its characteristically reduced eyes. It belongs to a genus of predatory rove beetles found primarily in the Northern Hemisphere. The species is known from limited records and is not well studied.
Gabrius ovaliceps
Gabrius ovaliceps is a species of rove beetle in the family Staphylinidae, described by Fall in 1930. It belongs to the large subtribe Philonthina within the tribe Staphylinini. The species is known from eastern North America, with records spanning from Ontario and Quebec south to Texas. Like other members of the genus Gabrius, it is a ground-dwelling beetle likely associated with moist habitats.
Gabrius splendidulus
A predatory rove beetle in the subtribe Philonthina, Gabrius splendidulus occurs primarily in Europe and western Russia, with introduced populations in North America. The species develops in subcortical habitats, specifically within bark beetle galleries. Mature larvae have been re-described using light and scanning electron microscopy, with diagnostic characters established to distinguish them from other Philonthina genera.
Gabrius vindex
Gabrius vindex is a species of rove beetle (family Staphylinidae) described by Smetana in 1995. It belongs to the subfamily Staphylininae, tribe Staphylinini, and subtribe Philonthina. The species is known from parts of North America including Canada and the northern United States. As a member of the large and diverse Staphylinidae family, it likely shares the general characteristics of predatory rove beetles, though specific details of its biology remain poorly documented in the available literature.
Gabronthus thermarum
Gabronthus thermarum is a rove beetle (Staphylinidae) originally described from Europe in 1850. The species has become widely distributed through human activity, with established populations across the Palearctic region and numerous introductions to the Americas, Africa, Asia, and Oceania. It is frequently associated with warm, moist environments including compost, manure, and decomposing organic matter. Its successful global spread makes it one of the more broadly distributed members of the genus Gabronhus.
Gauropterus fulgidus
Cold Rove Beetle
Gauropterus fulgidus is a species of rove beetle in the family Staphylinidae. It is native to Europe and has been introduced to parts of North America, including Ontario, Canada and the United States. The species has a notably broad distribution across the Palearctic region, extending from Europe through Asia to Japan, Korea, and parts of Southeast Asia. It has also been recorded from North Africa and the Middle East.
Geodromicus brunneus
Geodromicus brunneus is a species of rove beetle in the family Staphylinidae, subfamily Omaliinae. It is native to eastern North America, with documented records from Canada and the United States. The species was originally described by Thomas Say in 1823. Like other members of the genus Geodromicus, it is a ground-dwelling beetle typically found in forest floor habitats.
Geodromicus plagiatus
Geodromicus plagiatus is a rove beetle (Staphylinidae: Omaliinae) first described by Fabricius in 1798. It belongs to the plagiatus species group, one of several species groups within the genus defined by male genitalia morphology. The species has a broad Palaearctic distribution and has been recently recorded from previously unreported regions including Albania, Cataluña (Spain), Moldova, Georgia, Uzbekistan, and extensive areas of Russia.
Geodromicus strictus
Geodromicus strictus is a rove beetle in the family Staphylinidae, subfamily Omaliinae. The species was described by Fauvel in 1889 and occurs in northeastern North America. It is a member of the tribe Anthophagini, a group associated with riparian and moist forest habitats. Published records are sparse, with only two observations documented on iNaturalist as of the data cutoff.