fittkaui, Leptophilypnion Roberts [T. R.] 2013:94, Figs. 9-12 [aqua, International Journal of Ichthyology v. 19 (issue 2); ref. 32684] Rio Negro watershed, Rio Cuieiras, Igarapé Cachoeira at Cachoeira Pedras dos Indios, approximately 60 km NW of Manaus, Amazonas, Brazil. Holotype: ZSM 42292. Paratypes: ZSM 28288 (1), 28290 (1), 28291 (6), 28293 (1) •Valid as Leptophilypnion fittkaui Roberts 2013 -- (Parenti 2021:49 [ref. 38603]). Current status: Valid as Leptophilypnion fittkaui Roberts 2013. Eleotridae: Eleotrinae. Distribution: South America: Amazonas River system (Brazil). Habitat: freshwater.