petiti, Cottus Băcescu [M. C.] & Băcescu-Meşter [L.] 1964:432, Figs. 1-4; Pls. 1-2 [Vie et Milieu Suppl. No. 17; ref. 1238] Sources of river Lez, France. Holotype: MGAB 50. Paratypes: ?BMNH 1964.12.23.10 [from Bacescu] (1); MGAB 51 (1) + uncat. (15). See Lelek 1987:274 [ref. 22962]. •Valid as Cottus petiti Băcescu & Băcescu-Meşter -- (Kottelat 1997:170 [ref. 22952], Freyhof et al. 2005:142 [ref. 28259], Kottelat & Freyhof 2007:515 [ref. 29996], Sideleva 2009:211 [ref. 30173], Goto et al. 2014:[11] [ref. 33456], Sideleva et al. 2015:33 [ref. 35276], Sideleva et al. 2018:9 [ref. 36393]). Current status: Valid as Cottus petiti Băcescu & Băcescu-Meşter 1964. Cottidae. Distribution: Western Europe: France. Habitat: freshwater.