arachthosensis, Cobitis Economidis [P. S.] & Nalbant [T. T.] 1996:313, Fig. 12a-f [Travaux du Muséum d'Histoire Naturelle "Grigore Antipa" v. 36; ref. 23723] River Arachthos death branch near Akropotamia village, Epirus, Greece. Holotype: MZUT 1988-137. Paratypes: ISBB 4571 (2), 4574 (10); MNHN 1994-0515 (2); MZUT 1997-356 (2), 1988-96 (5), 1988-97 (46); NMW 92821 (1); SMF 27233 (1); USNM 330136 (1). Appeared first as arahthosensis in Economidis 1991:28 [ref. 23018] without distinguishing features. Also as name only in Economidis 1992:75 [ref. 23021]. •Valid as Cobitis sp. 3 -- (Kottelat 1997:90 [ref. 22952]). •Valid as Cobitis arachthosensis Economidis & Nalbant 1996 -- (Erk'akan et al. 1999:24 [ref. 25143], Howe 1999:138 [ref. 25501], Kottelat & Freyhof 2007:305 [ref. 29996], Kottelat 2012:24 [ref. 32367], Barbieri et al. 2015:71 [ref. 35029], Eagderi et al. 2017:50 [ref. 35199]). Current status: Valid as Cobitis arachthosensis Economidis & Nalbant 1996. Cobitidae. Distribution: Greece. Habitat: freshwater.