intimus, Cynopoecilus Costa [W. J. E. M.] 2002:18, Fig. 4 [Ichthyological Exploration of Freshwaters v. 13 (no. 1); ref. 26061] Temporary swamp close to a stream tributary to rio Vacacaí, rio Jacuí basin, road BR-392, 6 kilometers northwest of Vila Block, about 29°55'S, 53°50'W, Rio Grande do Sul, Brazil. Holotype: MCP 20816. Paratypes: MCP 20817 (8); MZUSP 52911 (8); NRM 42501 (6); UFRJ 4489 (13), 4490 (6, 2 c&s); UMMZ 234239 (10); USNM 349455 (6). •Valid as Cynopoecilus intimus Costa 2002 -- (Costa in Reis et al. 2003:530 [ref. 27061], Ferrer et al. 2014:847 [ref. 33589], Bertaco et al. 2016:424 [ref. 34561], Costa 2016:130 [ref. 34776], Garcez et al. 2020:[3] [ref. 37602]). Current status: Valid as Cynopoecilus intimus Costa 2002. Rivulidae: Cynolebiinae. Distribution: South America: Atlantic coastal plains adjacent to eastern margin of Laguna dos Patos (Brazil). Habitat: freshwater.