brachyurus, Geophagus Cope [E. D.] 1894:105, Pl. 9 (fig. 18) [Proceedings of the American Philosophical Society v. 33; ref. 965] Rio Grande do Sul, Brazil. Syntypes: ANSP 21751 (1), 21880-83 (4). Type catalog: Böhlke 1984:57 [ref. 13621] as holotype and paratypes. •Synonym of Gymnogeophagus rhabdotus (Hensel 1870) -- (Gosse 1976:111 [ref. 7029], Reis & Malabarba 1988:270 [ref. 6638], Malabarba 1989:168 [ref. 14217], Kullander in Reis et al. 2003:635 [ref. 27061], Litz & Koerber 2014:34 [ref. 33622]). Current status: Synonym of Gymnogeophagus rhabdotus (Hensel 1870). Cichlidae: Cichlinae. Habitat: freshwater.