WoRMS source details
Systematics, Taxonomy
Crangonyx Spence Bate, 1859 (identification resource)
Crangonyx Spence Bate, 1859 (taxonomy source)
Crangonyx aberrans Smith, 1983 (taxonomy source)
Crangonyx acicularis Zhang & Holsinger, 2003 (status source)
Crangonyx acicularis Zhang & Holsinger, 2003 (original description)
Crangonyx aka Zhang & Holsinger, 2003 (original description)
Crangonyx aka Zhang & Holsinger, 2003 (status source)
Crangonyx alpinus Bousfield, 1963 accepted as Crangonyx richmondensis Ellis, 1941 (status source)
Crangonyx alpinus Bousfield, 1963 accepted as Crangonyx richmondensis Ellis, 1941 (source of synonymy)
Crangonyx anomalus Hubricht, 1943 (redescription)
Crangonyx antennatus Packard, 1881 (redescription)
Crangonyx antennatus Packard, 1881 (status source)
Crangonyx baculispina Zhang & Holsinger, 2003 (status source)
Crangonyx baculispina Zhang & Holsinger, 2003 (original description)
Crangonyx barri Zhang & Holsinger, 2003 (original description)
Crangonyx barri Zhang & Holsinger, 2003 (status source)
Crangonyx bousfieldi Zhang & Holsinger, 2003 (status source)
Crangonyx bousfieldi Zhang & Holsinger, 2003 (original description)
Crangonyx caecus Zhang & Holsinger, 2003 (original description)
Crangonyx caecus Zhang & Holsinger, 2003 (status source)
Crangonyx castellanum Zhang & Holsinger, 2003 (status source)
Crangonyx castellanum Zhang & Holsinger, 2003 (original description)
Crangonyx consimilis Zhang & Holsinger, 2003 (original description)
Crangonyx consimilis Zhang & Holsinger, 2003 (status source)
Crangonyx cooperi Zhang & Holsinger, 2003 (status source)
Crangonyx cooperi Zhang & Holsinger, 2003 (original description)
Crangonyx cornutus Zhang & Holsinger, 2003 (original description)
Crangonyx cornutus Zhang & Holsinger, 2003 (status source)
Crangonyx dearolfi Shoemaker, 1942 (status source)
Crangonyx dearolfi Shoemaker, 1942 (redescription)
Crangonyx disjunctus Zhang & Holsinger, 2003 (status source)
Crangonyx disjunctus Zhang & Holsinger, 2003 (original description)
Crangonyx floridanus Bousfield, 1963 (status source)
Crangonyx floridanus Bousfield, 1963 (redescription)
Crangonyx fontinalis Zhang & Holsinger, 2003 (status source)
Crangonyx fontinalis Zhang & Holsinger, 2003 (original description)
Crangonyx forbesi (Hubricht & Mackin, 1940) (redescription)
Crangonyx gracilis S.I. Smith, 1871 (status source)
Crangonyx gracilis S.I. Smith, 1871 (redescription)
Crangonyx grandimanus Bousfield, 1963 (redescription)
Crangonyx grandimanus Bousfield, 1963 (status source)
Crangonyx hobbsi Shoemaker, 1941 (status source)
Crangonyx hobbsi Shoemaker, 1941 (redescription)
Crangonyx hubrichti Zhang & Holsinger, 2003 (status source)
Crangonyx hubrichti Zhang & Holsinger, 2003 (original description)
Crangonyx indianensis Zhang & Holsinger, 2003 (original description)
Crangonyx indianensis Zhang & Holsinger, 2003 (status source)
Crangonyx insolitus Zhang & Holsinger, 2003 (status source)
Crangonyx insolitus Zhang & Holsinger, 2003 (original description)
Crangonyx lewisi Zhang & Holsinger, 2003 (original description)
Crangonyx lewisi Zhang & Holsinger, 2003 (status source)
Crangonyx longicarpus Zhang & Holsinger, 2003 (status source)
Crangonyx longicarpus Zhang & Holsinger, 2003 (original description)
Crangonyx longidactylus Zhang & Holsinger, 2003 (original description)
Crangonyx longidactylus Zhang & Holsinger, 2003 (status source)
Crangonyx minor Bousfield, 1958 (redescription)
Crangonyx montanus Zhang & Holsinger, 2003 (status source)
Crangonyx montanus Zhang & Holsinger, 2003 (original description)
Crangonyx obliquus (Hubricht & Mackin, 1940) (redescription)
Crangonyx occidentalis Hubricht & Harrison, 1941 accepted as Crangonyx richmondensis Ellis, 1941 (status source)
Crangonyx ohioensis Zhang & Holsinger, 2003 (original description)
Crangonyx ohioensis Zhang & Holsinger, 2003 (status source)
Crangonyx orientalis Zhang & Holsinger, 2003 (status source)
Crangonyx orientalis Zhang & Holsinger, 2003 (original description)
Crangonyx packardi S.I. Smith, 1888 (status source)
Crangonyx packardi S.I. Smith, 1888 (redescription)
Crangonyx palustris Zhang & Holsinger, 2003 (status source)
Crangonyx palustris Zhang & Holsinger, 2003 (original description)
Crangonyx pseudogracilis Bousfield, 1958 (status source)
Crangonyx pseudogracilis Bousfield, 1958 (redescription)
Crangonyx richmondensis Ellis, 1941 (redescription)
Crangonyx richmondensis laurentianus Bousfield, 1964 accepted as Crangonyx richmondensis Ellis, 1941 (source of synonymy)
Crangonyx richmondensis laurentianus Bousfield, 1964 accepted as Crangonyx richmondensis Ellis, 1941 (status source)
Crangonyx richmondensis occidentalis Hubricht & Harrison, 1941 accepted as Crangonyx occidentalis Hubricht & Harrison, 1941 accepted as Crangonyx richmondensis Ellis, 1941 (status source)
Crangonyx richmondensis richmondensis Ellis, 1941 accepted as Crangonyx richmondensis Ellis, 1941 (status source)
Crangonyx rivularis Bousfield, 1958 (redescription)
Crangonyx rivularis Bousfield, 1958 (status source)
Crangonyx serratus (Embody, 1911) (status source)
Crangonyx serratus (Embody, 1911) (redescription)
Crangonyx setodactylus Bousfield, 1958 (redescription)
Crangonyx shoemakeri (Hubricht & Mackin, 1940) (redescription)
Crangonyx specus Zhang & Holsinger, 2003 (status source)
Crangonyx specus Zhang & Holsinger, 2003 (original description)
Crangonyx stagnicolous Zhang & Holsinger, 2003 (original description)
Crangonyx stagnicolous Zhang & Holsinger, 2003 (status source)
Eucrangonyx antennatus (Packard, 1881) accepted as Crangonyx antennatus Packard, 1881 (status source)
Eucrangonyx forbesi Hubricht & Mackin, 1940 accepted as Crangonyx forbesi (Hubricht & Mackin, 1940) (status source)
Eucrangonyx gracilis (S.I. Smith, 1871) accepted as Crangonyx gracilis S.I. Smith, 1871 (status source)
Eucrangonyx serratus Embody, 1911 accepted as Crangonyx serratus (Embody, 1911) (status source)
Alabama for Crangonyx consimilis Zhang & Holsinger, 2003
Alabama for Crangonyx cooperi Zhang & Holsinger, 2003
Alabama for Crangonyx cornutus Zhang & Holsinger, 2003
Alabama for Crangonyx floridanus Bousfield, 1963
Alabama for Crangonyx obliquus (Hubricht & Mackin, 1940)
Alabama for Crangonyx pseudogracilis Bousfield, 1958
Alabama for Crangonyx richmondensis Ellis, 1941
Alaska for Crangonyx richmondensis Ellis, 1941
Arizona for Crangonyx pseudogracilis Bousfield, 1958 (origin: alien)
Arkansas for Crangonyx aka Zhang & Holsinger, 2003
Arkansas for Crangonyx forbesi (Hubricht & Mackin, 1940)
Arkansas for Crangonyx minor Bousfield, 1958
Arkansas for Crangonyx obliquus (Hubricht & Mackin, 1940)
Arkansas for Eucrangonyx obliquus Hubricht & Mackin, 1940
California for Crangonyx richmondensis Ellis, 1941
Colorado for Crangonyx floridanus Bousfield, 1963 (origin: origin uncertain)
Connecticut for Crangonyx aberrans Smith, 1983
Dublin for Crangonyx pseudogracilis Bousfield, 1958 (origin: alien)
England for Crangonyx pseudogracilis Bousfield, 1958 (origin: alien)
Florida for Crangonyx floridanus Bousfield, 1963
Florida for Crangonyx grandimanus Bousfield, 1963
Florida for Crangonyx hobbsi Shoemaker, 1941
Florida for Crangonyx hobbsi Shoemaker, 1941
Florida for Crangonyx richmondensis Ellis, 1941
Florida for Crangonyx serratus (Embody, 1911)
Georgia (US State) for Crangonyx antennatus Packard, 1881
Georgia (US State) for Crangonyx floridanus Bousfield, 1963
Georgia (US State) for Crangonyx richmondensis Ellis, 1941
Georgia (US State) for Crangonyx serratus (Embody, 1911)
Holarctic for Crangonyx Spence Bate, 1859
Illinois for Crangonyx anomalus Hubricht, 1943
Illinois for Crangonyx forbesi (Hubricht & Mackin, 1940)
Illinois for Crangonyx gracilis S.I. Smith, 1871
Illinois for Crangonyx hubrichti Zhang & Holsinger, 2003
Illinois for Crangonyx minor Bousfield, 1958
Illinois for Crangonyx obliquus (Hubricht & Mackin, 1940)
Illinois for Crangonyx packardi S.I. Smith, 1888
Illinois for Crangonyx pseudogracilis Bousfield, 1958
Illinois for Crangonyx rivularis Bousfield, 1958
Indiana for Crangonyx anomalus Hubricht, 1943
Indiana for Crangonyx barri Zhang & Holsinger, 2003
Indiana for Crangonyx bousfieldi Zhang & Holsinger, 2003
Indiana for Crangonyx forbesi (Hubricht & Mackin, 1940)
Indiana for Crangonyx indianensis Zhang & Holsinger, 2003
Indiana for Crangonyx lewisi Zhang & Holsinger, 2003
Indiana for Crangonyx lewisi Zhang & Holsinger, 2003
Indiana for Crangonyx ohioensis Zhang & Holsinger, 2003
Indiana for Crangonyx packardi S.I. Smith, 1888
Indiana for Crangonyx packardi S.I. Smith, 1888
Indiana for Crangonyx richmondensis Ellis, 1941
Indiana for Crangonyx rivularis Bousfield, 1958
Indiana for Crangonyx setodactylus Bousfield, 1958
Iowa for Crangonyx minor Bousfield, 1958
Kansas for Crangonyx floridanus Bousfield, 1963
Kansas for Crangonyx forbesi (Hubricht & Mackin, 1940)
Kansas for Crangonyx packardi S.I. Smith, 1888
Kentucky for Crangonyx anomalus Hubricht, 1943
Kentucky for Crangonyx anomalus Hubricht, 1943
Kentucky for Crangonyx barri Zhang & Holsinger, 2003
Kentucky for Crangonyx barri Zhang & Holsinger, 2003
Kentucky for Crangonyx bousfieldi Zhang & Holsinger, 2003
Kentucky for Crangonyx bousfieldi Zhang & Holsinger, 2003
Kentucky for Crangonyx caecus Zhang & Holsinger, 2003
Kentucky for Crangonyx castellanum Zhang & Holsinger, 2003
Kentucky for Crangonyx floridanus Bousfield, 1963
Kentucky for Crangonyx forbesi (Hubricht & Mackin, 1940)
Kentucky for Crangonyx lewisi Zhang & Holsinger, 2003
Kentucky for Crangonyx longidactylus Zhang & Holsinger, 2003
Kentucky for Crangonyx longidactylus Zhang & Holsinger, 2003
Kentucky for Crangonyx minor Bousfield, 1958
Kentucky for Crangonyx ohioensis Zhang & Holsinger, 2003
Kentucky for Crangonyx ohioensis Zhang & Holsinger, 2003
Kentucky for Crangonyx pseudogracilis Bousfield, 1958
Kentucky for Crangonyx rivularis Bousfield, 1958
Kentucky for Crangonyx setodactylus Bousfield, 1958
Kentucky for Crangonyx specus Zhang & Holsinger, 2003
Kentucky for Crangonyx specus Zhang & Holsinger, 2003
Louisiana for Crangonyx obliquus (Hubricht & Mackin, 1940)
Maine for Crangonyx richmondensis Ellis, 1941
Maryland for Crangonyx dearolfi Shoemaker, 1942
Maryland for Crangonyx floridanus Bousfield, 1963
Maryland for Crangonyx orientalis Zhang & Holsinger, 2003
Maryland for Crangonyx palustris Zhang & Holsinger, 2003
Maryland for Crangonyx shoemakeri (Hubricht & Mackin, 1940)
Massachusetts for Crangonyx aberrans Smith, 1983
Massachusetts for Crangonyx aberrans Smith, 1983
Massachusetts for Crangonyx floridanus Bousfield, 1963
Massachusetts for Crangonyx gracilis S.I. Smith, 1871
Massachusetts for Crangonyx richmondensis Ellis, 1941
Michigan for Crangonyx forbesi (Hubricht & Mackin, 1940)
Michigan for Crangonyx gracilis S.I. Smith, 1871
Michigan for Crangonyx pseudogracilis Bousfield, 1958
Michigan for Crangonyx richmondensis Ellis, 1941
Michigan for Crangonyx setodactylus Bousfield, 1958
Minnesota for Crangonyx pseudogracilis Bousfield, 1958
Minnesota for Crangonyx richmondensis Ellis, 1941
Mississippi for Crangonyx consimilis Zhang & Holsinger, 2003
Mississippi for Crangonyx floridanus Bousfield, 1963
Mississippi for Crangonyx obliquus (Hubricht & Mackin, 1940)
Paratype USNM, geounit Alabama, identified as Crangonyx cornutus Zhang & Holsinger, 2003
Paratype USNM, geounit Alabama, identified as Crangonyx cornutus Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Paratype USNM, geounit Tennessee, identified as Crangonyx cornutus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Paratype USNM, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
Holotype USNM 230405, identified as Crangonyx baculispina Zhang & Holsinger, 2003
Holotype USNM 230406, identified as Crangonyx aka Zhang & Holsinger, 2003
Holotype USNM 230407, identified as Crangonyx bousfieldi Zhang & Holsinger, 2003
Unknown type USNM 230408, identified as Crangonyx caecus Zhang & Holsinger, 2003
Holotype USNM 230410, identified as Crangonyx consimilis Zhang & Holsinger, 2003
Holotype USNM 230411, identified as Crangonyx cooperi Zhang & Holsinger, 2003
Holotype USNM 230412, identified as Crangonyx fontinalis Zhang & Holsinger, 2003
Holotype USNM 230415, identified as Crangonyx lewisi Zhang & Holsinger, 2003
Holotype USNM 230416, identified as Crangonyx longidactylus Zhang & Holsinger, 2003
Holotype USNM 230417, identified as Crangonyx montanus Zhang & Holsinger, 2003
Holotype USNM 230418, identified as Crangonyx ohioensis Zhang & Holsinger, 2003
Holotype USNM 230420, identified as Crangonyx palustris Zhang & Holsinger, 2003
Holotype USNM 230422, identified as Crangonyx stagnicolous Zhang & Holsinger, 2003
Holotype USNM 239494, identified as Crangonyx acicularis Zhang & Holsinger, 2003
Holotype USNM 260773, identified as Crangonyx insolitus Zhang & Holsinger, 2003
Holotype USNM 260774, identified as Crangonyx barri Zhang & Holsinger, 2003
Holotype USNM 277672, geounit Indiana, identified as Crangonyx indianensis Zhang & Holsinger, 2003
Holotype USNM 277673, geounit Alabama, identified as Crangonyx cornutus Zhang & Holsinger, 2003
Holotype USNM 277674, geounit Virginia, identified as Crangonyx disjunctus Zhang & Holsinger, 2003
Holotype USNM 78266, identified as Crangonyx dearolfi Shoemaker, 1942
Holotype USNM 277671, geounit Virginia, identified as Crangonyx longicarpus Zhang & Holsinger, 2003
North-central Kentucky, southern Illinois, southeastern Indiana, and southwestern Ohio. The southern Illinois ... [details]
Northern Alabama and central Tennessee, covering a linear distance of about 150 km. [details]
The range is restricted to the Coastal Plain of southeastern Virginia and northeastern North Carolina. [details]
Range restricted to the karst regions of southern Indiana, covers a linear distance of 120 km. [details]
Coastal Plain of southeastern Virginia and northeastern North Carolina. Populations in Northampton County on the ... [details]
From southeastern Iowa, central and southern Illinois, northwestern Missouri, central Kentucky, northeastern ... [details]
The range (about 850 km across) is largely restricted to the Coastal Plain of southcentral United States, and is ... [details]
The most widely distributed species of Crangonyx. In western North America it occurs from southeastern Alaska, in ... [details]
Range: from southeastern Ontario south and west across southern Michigan through much of Ohio, eastern and central ... [details]
Range: from south-central Maryland south and southwest to south-central Virginia [details]
Hypogean and epigean; stygophile [details]
Subterranean habitats, as well as sloughs, drainage ditches, wetland bogs, ponds {both temporary and permanent), ... [details]
Epigean: springs and spring-fed streams [details]
Hypogean: small cave streams and cave pools fed by ceiling drips and wall seepage [details]
Epigean: a seep pool, shallow handdug well and swamp [details]
Epigean and hypogean: small streams, springs, caves, wells [details]
Hypogean: drip pools and small streams in caves [details]
A ditch, a slough, springs, and crayfish burrows [details]
Hypogean: stygobitic, cave pools and streams [details]
Epigean: ditches, marshes, small streams, swamps, pools, and ponds [details]
Epigean and hypogean: swamps, ponds, streams, and occasionally cave pools; stenohaline. [details]
Epigean: springs (under roots and leaves) [details]
Cave streams and springs, surface streams and ponds. [details]
Epigean and hypogean: lakes, creeks, ponds, rivers, streams, marshes, ditches, swales, and spring-fed ponds ... [details]
Hypogean (stygobitic): caves, wells, and karst springs [details]
Epigean: ditches, a temporary stream, and a spring [details]
Cave streams and surface springs in karst regions of Indiana [details]
Hypogean (?): at entrance of a cave, but together with epigean species [details]
Hypogean and epigean: cave streams, stream pools, and drip pools, springs [details]
Small streams, brooks, outlets of drain, springs, ditches, creeks, and small woodland pools. Holotype from burrows ... [details]
Epigean and hypogean: a swale, a cave spring and two reservoirs [details]
Small streams, sloughs, ditches, drains, springs, and ponds [details]
Epigean: springs, spring-fed swamps and ponds [details]
Epigean: roadside ditches, small streams, small creeks, sloughs, cypress swamps, ponds, and pools. In association ... [details]
Epigean: swamps, roadside ditches, small woodland ponds, seeps and outlets of drain tiles [details]
Hypogean and epigean: caves, pools, seeps, springs [details]
Epigean: swamps, springs, ponds, woodland pools, streams, roadside ditches, and seeps [details]
Hypogean: small pool in an artificial gallery [details]
Epigean: all types of surface waters (and two caves in Kentucky) [details]
Lakes, streams, ponds, swamps, bogs, ditches, drains and rarely caves [details]
Epigean and hypogean: rivers, streams, springs, ditches, ponds, small lakes and rarely caves [details]
Epigean: small bodies of water, including ponds, streams, and drainage ditches [details]
Cold-water habitats, including small streams, outlets of drains, springs, sloughs and temporary pools and very ... [details]
Stygophile: temporary pools and ponds (often with grassy bottoms), springs, small streams, and bogs [details]
Hypogean: Cave stream and drip/seep pools [details]
Epigean: cypress swamps, marshy ponds, and small pools; seeps [details]
shoemakeri group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
forbesi group (Zhang & Holsinger 2003) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
insolitus group (Zhang & Holsinger 2003) [details]
longicarpus group (Zhang & Holsinger 2003) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
shoemakeri group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
richmondensis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
shoemakeri group (Zhang & Holsinger 2003; Kornobis et al. 2012). Cave populations may have reduced eyes, but eyes are ... [details]
shoemakeri group (Zhang & Holsinger 2003; Kornobis et al. 2012) [details]
gracilis group (Zhang & Holsinger 2003) [details]
Not C. obliquus in Kenk, 1949: 48; Cole, 1957: 36; Krekeler & Williams, 1966: 394. [details]
Part of C. shoemakeri in Hubricht (1943: 690); all from Ohio, Michigan and Kentucky [details]
Not C. shoemakeri in Hubricht (1943: 690), Kenk (1949: 48), Cole (1957: 36, fig. 2f) [details]
Not E. shoemakeri in Mackin (1941) [details]
The genus is made of six groups in North America: gracilis group, shoemakeri group, longicarpus group, ... [details]