planaltinae, Oligosarcus Menezes [N. A.] & Géry [J.] 1983:564, Fig. 1 [Revue Suisse de Zoologie v. 90 (no. 3); ref. 8307] Córrego Planaltina, tributary of Rio São Bartolomeu, Rio Paraná system, near Brasìlia, Goiás State, Brazil, elevation 1050 meters. Holotype: MZUSP 25718. Paratypes: MHNG 2098.12 (1); ZSM 26092 (1), 26093 [ex ZSM 22657] (1); others at ZSM missing. Type catalog: Oyakawa 1996:488 [ref. 23140], Neumann 2011:246 [ref. 31652]. •Valid as Oligosarcus planaltinae Menezes & Géry 1983 -- (Menezes 1987:33 [ref. 20060], Menezes in Reis et al. 2003:152 [ref. 27061], Ribeiro et al. 2007:52 [ref. 29321], Ribeiro & Menezes 2015:78 [ref. 33768], Wendt et al. 2019:5 [ref. 36952], Menezes & Camelier 2024:244 [ref. 40817]). Current status: Valid as Oligosarcus planaltinae Menezes & Géry 1983. Acestrorhamphidae: Acestrorhamphinae. Distribution: South America: Paranaíba River basin, Goiás State, Brazil. Habitat: freshwater.