thrissoceps, Loricaria Fowler [H. W.] 1943:322, Figs. 13-15 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 95; ref. 1444] Río Santa Lucia, Canelones, Uruguay. Holotype (unique): ANSP 67796. Type catalog: Böhlke 1984:125 [ref. 13621], Ferraris 2007:295 [ref. 29155]. •Valid as Rineloricaria thrissoceps (Fowler 1943) -- (Isbrücker 1980:110 [ref. 2303], Isbrücker 1981:89 [ref. 5522], Burgess 1989:443 [ref. 12860], Isbrücker et al. 2001:30, 32 [ref. 25653], Isbrücker 2002:29 [ref. 27178], López et al. 2003:48 [ref. 27366], Ferraris in Reis et al. 2003:344 [ref. 27061], Menni 2004:81 [ref. 28131], Rodríguez & Miquelarena 2005:2 [ref. 28173], Ferraris 2007:295 [ref. 29155], Ghazzi 2008:102 [ref. 29636], Litz & Koerber 2014:27 [ref. 33622], Mirande & Koerber 2015:46 [ref. 35117], Nión et al. 2016:31 [ref. 35565], Loureiro et al. 2023:97 [ref. 40506] as cf. thrissoceps). Current status: Valid as Rineloricaria thrissoceps (Fowler 1943). Loricariidae: Loricariinae. Distribution: South America: La Plata River basin (Argentina and Uruguay). Habitat: freshwater.