nigra, Tatia Sarmento-Soares [L. M.] & Martins-Pinheiro [R. F.] 2008:532, Figs. 36-39 [Neotropical Ichthyology v. 6 (no. 3); ref. 29857] Uatimã River, about 2°14'35"S, 58°49'58"W, Amazonas, Brazil. Holotype: INPA 12291. Paratypes: INPA 11073 (1), 11075 (1), 11081 (6), 12296 (1), 25501 (1); MNRJ 12358 (3), 32024 (2, 1 c&s) •Valid as Tatia nigra Sarmento-Soares & Martins-Pinheiro 2008 -- (Pavanelli & Bifi 2009:200 [ref. 30255], Vari & Calegari 2014:673 [ref. 33612], DoNascimiento et al. 2017:86 [ref. 35633], Calegari et al. 2019:[82] [ref. 36961], Sarmento-Soares & Martins-Pinheiro 2020:128 [ref. 37877]). Current status: Valid as Tatia nigra Sarmento-Soares & Martins-Pinheiro 2008. Auchenipteridae: Centromochlinae. Distribution: Amazon and Orinoco River basins: Brazil and Colombia. Habitat: freshwater.