urn:lsid:zoobank.org:act:ACF01C 2 B- 6130 - 4 D 82 -BC 8 E-CC 55 DF 11 B 2 B 7
The status of the genus Caudotestis was discussed by Cribb (2005), who restricted it to four species from cold and deep waters. A further species has been described since. These species are:
The type-species Caudotestis nicolli Issaitschikow, 1928, is known from Cottidae and Anarhichadidae, Kara Sea and off the eastern coast of Canada (Issaitschikow 1928; Bray 1979).
Caudotestis opisthorchis (Polyanski, 1955) is known from Agonidae, Cottidae, Gadidae, Hemitripteridae, Hexagrammidae, Liparidae, Psychrolutidae and Sebastidae, Barents Sea, East Kamchatka, Chukotsk, Bering Sea, Sea of Okhotsk, off British Columbia, off West Greenland and off the eastern coast of Canada (Shulman & Shulman-Albova 1953; Polyanski 1955; Strelkov 1960; Zhukov 1963; Mamaev 1965; Arai 1967, 1969; Brinkmann 1975; Bray 1979; Machida & Araki 1992; Shvetsova 1992, 1994).
Caudotestis kerguelensis (Prudhoe & Bray, 1973) is known from Channichthyidae, Congiopodidae and Nototheniidae, off Heard Island, Kerguelen, and the Macquarie Islands (Prudhoe & Bray 1973; Zdzitowiecki & Pisano 1996).
Caudotestis glacialis (Zdzitowiecki, 1989) (syn. Stenakron sp. of Prudhoe & Bray 1973) is known from Artedidraconidae, Bathydraconidae and Liparidae, Davis Sea, Bransfield Strait and the Weddell Sea (Prudhoe & Bray 1973; Zdzitowiecki 1989, 1993, 1997 a, 1997 b, 2002 a, 2000 b).
Caudotestis patagonensis Cantatore, Lancia, Lanfranchi & Timi, 2012 is known from Congiopodidae, Patagonian Shelf, Argentina (Cantatore et al. 2012).