Nannoptopoma Schaefer [S. A.] 1996:915 Neut. Otocinclus spectabilis Eigenmann 1914. Type by original designation. •Synonym of Hypoptopoma Günther 1868 -- (Aquino & Schaefer 2010:7 [ref. 30875]). •Valid as Nannoptopoma Schaefer 1996 -- (Schaefer 1997:41 [ref. 23213], Schaefer & Provenzano 1998:225 [ref. 23317], Schaefer 1998:377 [ref. 23692], de Pinna 1998:305 [ref. 23847], Aquino & Miquelarena 2001:1 [ref. 26083], Isbrücker 2002:23 [ref. 27178], Schaefer in Reis et al. 2003:324 [ref. 27061], Ferraris 2007:272 [ref. 29155], Delapieve et al. 2018:22 [ref. 35713]). Current status: Valid as Nannoptopoma Schaefer 1996. Loricariidae: Hypoptopomatinae.