litzi, Austrolebias Costa [W. J. E. M.] 2006:80, Fig. 32 [Zootaxa No. 1213; ref. 28708] 2.5 kilometers from arroio Arenal, about 12 kilometers from Santa Maria, road BR-392, Rio Grande do Sul, Brazil. Holotype: UFRJ 6233. Paratypes: UFRJ 4488 (11), 4987 (191), 5017 (4, c&s), 5028 (36), 5029 (6, c&s). •Valid as Austrolebias litzi Costa 2006 -- (Bertaco et al. 2016:424 [ref. 34561], Volcan et al. 2017:151 [ref. 35644], Loureiro et al. 2018:11 [ref. 36240]). •Valid as Matilebias litzi (Costa 2006) -- (Alonso et al. 2023:9 [ref. 40292]). Current status: Valid as Matilebias litzi (Costa 2006). Rivulidae: Cynolebiinae. Distribution: South America: upper Jacuí River drainage, Laguna dos Patos system, Río Grande do Sul, Brazil. Habitat: freshwater.