sugillatus, Micromischodus Roberts [T. R.] 1971:5, Fig. 1 [Breviora No. 367; ref. 3773] Tarumãzinho, Igarapé, northwest of Manaus, left bank of Rio Negro, Amazonas, Brazil. Holotype: MZUSP 6773. Paratypes: MCZ 46718 (2), 46719 (7, now 5, 1 c&s), 46720 (1, c&s); MZUSP 6691 (4), 8870 (5 not 6); USNM 205527 [ex MCZ 46719] (2, 1 c&s), 205528 [ex MCZ 46718] (2). Type catalog: Vari & Howe 1991:29-30 [ref. 19022], Oyakawa 1996:480 [ref. 23140]. •Valid as Micromischodus sugillatus Roberts 1971 -- (Langeani in Reis et al. 2003:99 [ref. 27061], Silvano et al. 2020:141 [ref. 38133], Nogueira et al. 2021:7 [ref. 38941], Langeani 2024:369 [ref. 40817]). Current status: Valid as Micromischodus sugillatus Roberts 1971. Hemiodontidae. Distribution: South America: western Amazon River basin, Brazil. Habitat: freshwater.