gracilis, Aphyocharax Fowler [H. W.] 1940:61, Figs. 16-17 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 92; ref. 1436] Río Pilcomayo, Villa Montes, Bolivia. Holotype: ANSP 68864. Paratypes: ANSP 68865 (1). Type catalog: Böhlke 1984:47 [ref. 13621]. •Valid as Aphyocharax gracilis Fowler 1940 -- (Lima in Reis et al. 2003:198 [ref. 27061], López et al. 2003:21 [ref. 27366], Sarmiento et al. 2014:43, 183 [ref. 35004]). Current status: Valid as Aphyocharax gracilis Fowler 1940. Characidae: Aphyocharacinae. Distribution: Paraguay River basin: Brazil, Bolivia and Paraguay. Habitat: freshwater.