varzea, Gymnotus Crampton [W. G. R.], Thorsen [D. H.] & Albert [J. S.] 2005:94, Figs. 3, 8 [Copeia 2005 (no. 1); ref. 28092] Ressaca da Vila Alencar, 3°07'42"S, 64°48'02"W, Mamirauá Reserve, Munic. of Alvarães, Amazonas, Brazil. Holotype: MZUSP 60601. Paratypes: BMNH 1998.3.12.7 (1), 1998.3.12.11 (1), 1998.3.12.15-18 (4); INPA 18422-24 (1, 1, 1); MZUSP 60602-03 (8, 6), 75158-61 (1, 1, 1, 1), 75162-64 (1, 1, 1); UF 11834-35 (2, 2), 118838-39 (1, 1). Plus non-type material. Type catalog: Ferraris et al. 2017:[21] [ref. 35236]. •Valid as Gymnotus varzea Crampton, Thorsen & Albert 2005 -- (Maxime & Albert 2009:582[ref. 30673], Milhomem et al. 2012:804 [ref. 31815], Ferraris et al. 2017:[21] [ref. 35236], Craig et al. 2019:61 [ref. 37060] in subgenus Gymnotus, Meza-Vargas et al. 2021:22 [ref. 39298]). Current status: Valid as Gymnotus varzea Crampton, Thorsen & Albert 2005. Gymnotidae: Gymnotinae. Distribution: South America: Amazon basin (Brazil and Peru). Habitat: freshwater.