maracasae, Ancistrus Fowler [H. W.] 1946:2, Figs. 1-4 [Notulae Naturae (Philadelphia) No. 165; ref. 13124] Maracas River, Trinidad Island, West Indies. Holotype (unique): ANSP 71723. Type catalog: Böhlke 1984:123 [ref. 13621], Ferraris 2007:223 [ref. 29155]. •Valid as Ancistrus maracasae Fowler 1946 -- (Isbrücker 1980:70 [ref. 2303], Burgess 1989:437 [ref. 12860], Isbrücker 2001:25 [ref. 25653], Isbrücker 2002:12 [ref. 27178], Fisch-Muller in Reis et al. 2003:377 [ref. 27061], Ferraris 2007:223 [ref. 29155], Phillip et al. 2013:19 [ref. 32896], Bifi et al. 2019:6 [ref. 36821]). •Synonym of Ancistrus trinitatis (Günther 1864) -- (de Souza et al. 2019:48 [ref. 36504]) Current status: Synonym of Ancistrus trinitatis (Günther 1864). Loricariidae: Hypostominae. Habitat: freshwater.