parnaibae, Geophagus Staeck [W.] & Schindler [I.] 2006:70, Figs. 1-3 [Zoologische Abhandlungen, Staatliche Naturhistorische Sammlungen Dresden, Museum für Tierkunde. v. 55; ref. 28755] Richao Ponti near Timon, drainage of the rio Parnaíba, Estado Maranhão, northeastern Brazil. Holotype: MTD F 28759. Paratypes: MTD F 28664-71 (8). •Valid as Geophagus parnaibae Staeck & Schindler 2006 -- (Lucinda et al. 2010:42 [ref. 30771], Deprá et al. 2014:745 [ref. 33631], Ramos et al. 2014:5 [ref. 35321], Melo et al. 2016:377 [ref. 35317], Koerber et al. 2022:71 [ref. 39235], Chuctaya et al. 2022:14 [ref. 39723], Vieira et al. 2023:18 [ref. 40759]). Current status: Valid as Geophagus parnaibae Staeck & Schindler 2006. Cichlidae: Cichlinae. Distribution: South America: Parnaíba River basin (northeastern Brazil). Habitat: freshwater.