guaporensis, Neofundulus Costa [W. J. E. M.] 1988:110, Fig. 6 [Revista Brasileira de Biologia v. 48 (no. 2); ref. 14292] Forte Príncipe da Beira, Rondônia, Brazil. Holotype (unique): MZUSP 36621. •Valid as Neofundulus guaporensis Costa 1988 -- (Costa 1993:618 [ref. 21314], Costa 1998:78 [ref. 23792], Lazara 2001:215 [ref. 25711], Costa in Reis et al. 2003:532 [ref. 27061], Calviño 2005:15 [ref. 28325], Nielsen & Brousseau 2013:114 [ref. 32795], Sarmiento et al. 2014:187 [ref. 35004]). Current status: Valid as Neofundulus guaporensis Costa 1988. Rivulidae: Rivulinae. Distribution: Guaporé River basin, Brazil and Bolivia. Habitat: freshwater.