nigrofasciatus, Austrolebias Costa [W. J. E. M.] & Cheffe [M. M.] 2001:187, Figs. 6-7 [Comunicações do Museu de Ciências da PUCRS, Série Zoologia v. 14 (no. 2); ref. 25851] Temporary pool in Pontal da Barra, praia de Laranjal, Pelotas, Rio Grande do Sul, Brazil. Holotype: MCP 21172. Paratypes: MCP 21173 (6); MUCP 2561 (5); UFRJ 4014 (7 c&s), 4015 (26), 4016 (9), 4218 (11), 4219 (19), 4259 (13), 5343 (15). •Valid as Garcialebias nigrofasciatus (Costa & Cheffe 2001) -- (Alonso et al. 2023:13 [ref. 40292]). •Valid as Austrolebias nigrofasciatus Costa & Cheffe 2001 -- (Costa in Reis et al. 2003:528 [ref. 27061], Lourerio et al. 2004:27 [ref. 27658], Costa 2006:129 [ref. 28708], Loureiro & García 2008:6 [ref. 30099], Volcan et al. 2014:169 [ref. 33543], Bertaco et al. 2016:424 [ref. 34561], Costa et al. 2017:142 [ref. 35626], Loureiro et al. 2018:11 [ref. 36240], Volcan et al. 2021:104 [ref. 38292]). Current status: Valid as Austrolebias nigrofasciatus Costa & Cheffe 2001. Rivulidae: Cynolebiinae. Distribution: South America: Laguna dos Patos system, southeastern Brazil. Habitat: freshwater.