occidentalis, Gymnotus carapo Craig [J. M.], Crampton [W. G. R.] & Albert [J. S.] 2017:429, Fig. 3E [Zootaxa 4318 (no. 3); ref. 35568] Río Pacaya, Cocha Zapote, Loreto, Peru, 05°20'02"S, 74°29'05"W. Holotype: UF 126181. Paratype: UF. Plus additional non-type material. •Synonym of Gymnotus carapo Linnaeus 1758, but a valid subspecies occidentalis Craig, Crampton & Albert 2017 -- (Torgersen et al. 2023:778 [ref. 40692]). •Valid as Gymnotus occidentalis Craig, Crampton & Albert 2017. Current status: Valid as Gymnotus occidentalis Craig, Crampton & Albert 2017. Gymnotidae: Gymnotinae. Distribution: South America: western and northern Amazon basin (Peru, Colombia, Brazil and Guyana). Habitat: freshwater.