nicaraguensis, Pimelodus Günther [A.] 1864:125 [Catalogue of the fishes in the British Museum v. 5; ref. 1974] Lake Nicaragua, Nicaragua. Holotype (unique): BMNH 1864.1.26.212. Type catalog: Ferraris 2007:199 [ref. 29155]. •Valid as Rhamdia nicaraguensis (Günther 1864) -- (Villa 1982:123 [ref. 36708], Bussing 1987:108 [ref. 22927], Burgess 1989:279 [ref. 12860], Silfvergrip 1996:91 [ref. 22347], Bussing 1998:152 [ref. 24179], Bockmann & Guazzelli in Reis et al. 2003:424 [ref. 27061], Ferraris 2007:199 [ref. 29155], Angulo et al. 2013:993 [ref. 33194], Angulo et al. 2023:27 [ref. 40676]). Current status: Valid as Rhamdia nicaraguensis (Günther 1864). Heptapteridae: Rhamdiinae. Distribution: Central America: river basins in Costa Rica and Nicaragua. Habitat: freshwater.