motaguensis, Pimelodus Günther [A.] 1864:127 [Catalogue of the fishes in the British Museum v. 5; ref. 1974] Río Motagua, Guatemala. Holotype (unique): BMNH 1865.4.29.39. Type catalog: Ferraris 2007:198 [ref. 29155]. •Valid as Rhamdia motaguensis (Günther 1864) -- (Burgess 1989:279 [ref. 12860]). •Synonym of Rhamdia laticauda (Kner 1858) -- (Silfvergrip 1996:86 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:423 [ref. 27061], Ferraris 2007:198 [ref. 29155]). Current status: Synonym of Rhamdia laticauda (Kner 1858). Heptapteridae: Rhamdiinae. Habitat: freshwater.