ommation, Apistoloricaria Nijssen [H.] & Isbrücker [I. J. H.] 1988:37, Figs. 8-10 [Revue française d'Aquariologie Herpétologie v. 15 (no. 2); ref. 7322] Amazon River (Maranon), between Iquitos Island and Lapuna Island, close to the shore of Lapuna Island, Loreto, Peru. Holotype (unique): ANSP 138932. Type catalog: Ferraris 2007:226 [ref. 29155]. •Valid as Apistoloricaria ommation Nijssen & Isbrücker 1988 -- (Burgess & Finley 1996:170 [ref. 22901], Isbrücker 2001:25 [ref. 25653], Isbrücker 2002:13 [ref. 27178], Ferraris in Reis et al. 2003:330 [ref. 27061], Ferraris 2007:226 [ref. 29155], Barriga Salazar 2014:112 [ref. 35745], Provenzano & Barriga Salazar 2020:497 [ref. 37527]). •Valid as Rhadinoloricaria ommation (Isbrücker & Nijssen 1988) -- (Covain et al. 2015:515 [24] [ref. 34066], Meza-Vargas et al. 2021:26 [ref. 39298], Crispim-Rodrigues et al. 2023:8 [ref. 40189], Provenzano et al. 2024:137 [ref. 41247]). Current status: Valid as Rhadinoloricaria ommation (Nijssen & Isbrücker 1988). Loricariidae: Loricariinae. Distribution: South America: western Amazon River basin (Ecuador and Peru). Habitat: freshwater.