paraguayensis, Aphyocharax Eigenmann [C. H.] 1915:33, Fig. 10; Pl. 2 (fig. 2) [Memoirs of the Carnegie Museum v. 7 (no. 1); ref. 1231] Cáceres, Rio Paraguay, Brazil. Holotype: FMNH 57922 [ex CM 6906]. Paratypes: FMNH 57923 [ex CM 6907] (1). Type catalog: Henn 1928:58 [ref. 12305], Ibarra & Stewart 1987:10 [ref. 12367]. •Valid as Aphyocharax paraguayensis Eigenmann 1915 -- (Britski et al. 1999:45 [ref. 24147], López et al. 2003:20 [ref. 27366], Casciotta et al. 2003:90 [ref. 28130], Menni 2004:76 [ref. 28131]). •Synonym of Prionobrama nattereri (Steindachner 1882) -- (Koerber 2011:2 [ref. 31122]). •Synonym of Aphyocharax nattereri (Steindachner 1882) -- (Lima in Reis et al. 2003:198 [ref. 27061], Koerber 2014:3 [ref. 33621], Mirande & Koerber 2015:17 [ref. 35117], Koerber et al. 2017:25 [ref. 35267]). Current status: Synonym of Aphyocharax nattereri (Steindachner 1882). Characidae: Aphyocharacinae. Habitat: freshwater.