pseudolabiatus, Gymnogeophagus Malabarba [L. R.], Malabarba [M. C.] & Reis [R. E.] 2015:640, Figs. 4, 5, 6a [Neotropical Ichthyology v. 13 (no. 4); ref. 34105] Rio Sarandi III, tributary to rio Quaraí, Rio Uruguay basin, Rio Grande do Sul, Brazil, 30°34'40"S, 56°04'08"W. Holotype: MCP 35027. Paratypes: MCP, UFRGS, UMMZ, ZVCP. •Valid as Gymnogeophagus pseudolabiatus Malabarba, Malabarba & Reis 2015 -- (Bertaco et al. 2016:426 [ref. 34561], Koerber & Litz 2016:7 [ref. 35098], Nión et al. 2016:50 [ref. 35565], Alonso et al. 2019:S1 [ref. 36529], Koerber et al. 2020:8 [ref. 37480], Koerber et al. 2021:9 [ref. 38894], Koerber et al. 2023:9 [ref. 40355], Loureiro et al. 2023:154 [ref. 40506]). Current status: Valid as Gymnogeophagus pseudolabiatus Malabarba, Malabarba & Reis 2015. Cichlidae: Cichlinae. Distribution: South America: Rio Quaraí and its tributaries, along the frontier of Brazil and Uruguay, middle rio Uruguay drainage (Brazil and Uruguay). Habitat: freshwater.