Lasiancistrus (subgenus of Ancistrus) Regan [C. T.] 1904:224 Masc. Chaetostomus heteracanthus Günther 1869. Type by subsequent designation. Type designated by Eigenmann 1910:409 [ref. 1224]. Correct spelling for genus of type species is Chaetostoma. •Valid as Lasiancistrus Regan 1904 -- (Isbrücker 1980:43 [ref. 2303], Heitmans et al. 1983:33 [ref. 5278], Nijssen & Isbrücker 1985 [ref. 9706], Burgess 1989:433 [ref. 12860], Montoya-Burgos et al. 1998:367 [ref. 23850], Armbruster & Provenzano 2000:241 [ref. 25069], Isbrücker 2002:20 [ref. 27178], Fisch-Muller in Reis et al. 2003:387 [ref. 27061], Armbruster 2004:53, 59 [ref. 27644], Armbruster 2005:550 [ref. 28554], Ferraris 2007:264 [ref. 29155], Lujan & Birindelli 2011:39 [ref. 31408], Lujan & Birindelli 2011:44 [ref. 31408], Poveda-Cuellar et al. 2023:1 [ref. 40298]). Current status: Valid as Lasiancistrus Regan 1904. Loricariidae: Hypostominae.