varzeae, Austrolebias Costa [W. J. E. M.], Reis [R. E.] & Behr [E. R.] 2004:14, Fig. 1 [Neotropical Ichthyology v. 2 (no. 1); ref. 27657] Temporary lagoon close to the rio da Várzea, Fazenda dos Branda, Carazinho, rio Uruguay basin, about 28°18'S, 52°48'W, Rio Grande do Sul, Brazil. Holotype: MCP 29641. Paratypes: MCP 23667 (9, 1 c&s); UFRJ 5431-32 (2, 2). •Valid as Austrolebias varzeae Costa, Reis & Behr 2004 -- (Costa 2006:93 [ref. 28708], Costa 2011:100 [ref. 31504], Costa 2014:101 [ref. 33514], Bertaco et al. 2016:424 [ref. 34561], Alonso et al. 2018:5 [ref. 35938], Loureiro et al. 2018:11 [ref. 36240], Lanés et al. 2021:517 [ref. 38189]). •Valid as Amatolebias varzeae (Costa, Reis & Behr 2004) -- (Alonso et al. 2023:9 [ref. 40292]). Current status: Valid as Amatolebias varzeae (Costa, Reis & Behr 2004). Rivulidae: Cynolebiinae. Distribution: South America: da Várzea River drainage, upper Uruguay River basin, Brazil. Habitat: freshwater.