parnaguae, Hemiodus Eigenmann [C. H.] & Henn [A. W.] 1916:87, Pl. 17 [Annals of the Carnegie Museum v. 10 (nos 1/2) (art. 7); ref. 12361] Lagoa de Parnagua, Brazil. Holotype: FMNH 56886 [ex CM 5701]. Paratypes: CAS 61479 [ex IU 13541, CM 5702] (1), FMNH 56887 [ex CM 5762] (2). Type catalog: Henn 1928:55 [ref. 12305], Ibarra & Stewart 1987:45 [ref. 12367]. •Valid as Hemiodus parnaguae Eigenmann & Henn 1916 -- (Langeani in Reis et al. 2003:98 [ref. 27061], Langeani & Moreira 2013:1267 [ref. 32535], Ramos et al. 2014:3 [ref. 35321], Melo et al. 2016:374 [ref. 35317], Nogueira et al. 2019:803 [ref. 36655], Koerber et al. 2022:21 [ref. 39235], Vieira et al. 2023:18 [ref. 40759]). Current status: Valid as Hemiodus parnaguae Eigenmann & Henn 1916. Hemiodontidae. Distribution: South America: Parnaíba River basin (Brazil). Habitat: freshwater.