perforatus, Cynolebias Costa [W. J. E. M.] & Brasil [G. C.] 1991:56, Figs. 1, 2b [Ichthyological Exploration of Freshwaters v. 2 (no. 1); ref. 16651] Near the City of Januária, County of Januária, Minas Gerais State, Brazil. Holotype: MZUSP 41376. Paratypes: MZUSP 42377 (3) •Valid as Cynolebias perforatus Costa & Brasil 1991 -- (Costa 1995:82 [ref. 22097], Costa 1998:238 [ref. 23578], Costa 1998:76 [ref. 23792], Lazara 2001:77 [ref. 25711], Costa 2001:367 [ref. 25719], Costa in Reis et al. 2003:529 [ref. 27061], Costa 2009:147 [ref. 30511], Costa 2014:79 [ref. 33510]). Current status: Valid as Cynolebias perforatus Costa & Brasil 1991. Rivulidae: Cynolebiinae. Distribution: Middle São Francisco River basin, Brazil. Habitat: freshwater.