micrommatos, Hemiancistrus Cardoso [A. R.] & Lucinda [P. H. F.] 2003:77, Fig. 3 [Ichthyological Exploration of Freshwaters v. 14 (no. 1); ref. 26858] Rio Tocantins, at site of future hydroelectric dam of Serra da Mesa, between Minaçu and Cavalcante, Minaçu, about 13°50'S, 48°19'W, Goiás, Brazil. Holotype: MNRJ 20873. Paratypes: MCP 26331-32 (1, 1), 26393 (1), 26488 (3); MNRJ 20874 (26); UNT 372 (3). Type catalog: Ferraris 2007:244 [ref. 29155]. •Valid as Hemiancistrus micrommatos Cardoso & Lucinda 2003 -- (Ferraris 2007:244 [ref. 29155]). •Valid as Ancistomus micrommatos (Cardoso & Lucinda 2003) -- (Armbruster et al. 2015:00 [ref. 33670]). Current status: Valid as Ancistomus micrommatos (Cardoso & Lucinda 2003). Loricariidae: Hypostominae. Distribution: Upper Tocantins River and its tributaries, lower Amazon River basin, Brazil. Habitat: freshwater.