bidentatus, Parotocinclus Gauger [M. F. W.] & Buckup [P. A.] 2005:512, Figs. 2, 5 [Neotropical Ichthyology v. 3 (no. 4); ref. 28562] Rio Pirapetinga, Município de Resende, 22°28'08"S, 44°26'48"W, Rio de Janeiro State, Brazil. Holotype: MNRJ 27962. Paratypes: AMNH 236543 (3); MNRJ 14217 (9, 1 c&s), 16011 (1), 17467 (1), 28225 (1), 28226 (2). Type catalog: Ferraris 2007:282 [ref. 29155]. •Valid as Parotocinclus bidentatus Gauger & Buckup 2005 -- (Ferraris 2007:282 [ref. 29155], Sarmento-Soares et al. 2009:196 [ref. 30254], Britski & Garavello 2009:60 [ref. 30260], Lehmann A. et al. 2014:32 [ref. 33225], Ramos et al. 2017:[1] [ref. 35268]). Current status: Valid as Parotocinclus bidentatus Gauger & Buckup 2005. Loricariidae: Hypoptopomatinae. Distribution: Paraíba do Sul River basin, Rio de Janeiro, Brazil. Habitat: freshwater.