tanaothoros, Bryconadenos Weitzman [S. H.], Menezes [N. A.], Evers [H.-G.] & Burns [J. R.] 2005:338, Figs. 1-5, 7-9 [Neotropical Ichthyology v. 3 (no. 3); ref. 28384] Serra do Roncador, along shore line of rio Suiá-Missu, near Fazenda Terra do Sol, west of road BR-158 at 12°50'90"S, 52°07'46'W, Mato Grosso, Brazil. Holotype: MZUSP 85852. Paratypes: LIRP 4087 (6); MCP 29467 (36); MZUP 62102 (3), 79752 (6); USNM 380150 (10), 352061 (9, plus one not retined) •Valid as Bryconadenos tanaothoros Weitzman, Menezes, Evers & Burns 2005 -- (Menezes et al. 2009:148 [ref. 30247]). •Valid as Knodus tanaothoros (Weitzman, Menezes, Evers & Burns 2005) -- (Thomaz et al. 2015:Add. 5 [ref. 33893], Deprá et al. 2021:3 [ref. 38180], Ferreira & Ohara 2023:373 [ref. 39833]). Current status: Valid as Knodus tanaothoros (Weitzman, Menezes, Evers & Burns 2005). Stevardiidae: Diapominae. Distribution: South America: Suiá-Missu River drainage, Tapajós River basin, Mato Grosso, Brazil. Habitat: freshwater.