lacerdai, Plesiolebias Costa [W. J. E. M.] 1989:196, Fig. 2 [Comunicações do Museu de Ciências da PUCRS, Série Zoologia v. 2 (no. 10); ref. 14436] Near Rio das Mortes, close to road to Cocalinhos, Mato Grosso, Brazil. Holotype: MNRJ 11556. Paratypes: MCP 12799 (2), MNRJ 11557 (3). •Valid as Plesiolebias lacerdai Costa 1989 -- (Costa 1991:377 [ref. 13611], Costa 1995:30 [ref. 22097], Costa 1995:73 [ref. 21612], Costa 1998:328 [ref. 23324], Costa 1998:81 [ref. 23792], Costa & Le Bail 1999:1028 [ref. 24187], Lazara 2001:257 [ref. 25711], Costa et al. 2003:144 [ref. 26946], Costa in Reis et al. 2003:533 [ref. 27061]). Current status: Valid as Plesiolebias lacerdai Costa 1989. Rivulidae: Rivulinae. Distribution: Araguaia River basin, Brazil. Habitat: freshwater.