Papiliolebias (subgenus of Plesiolebias) Costa [W. J. E. M.] 1998:319 Masc. Plesiolebias bitteri Costa 1989. Type by monotypy (also monotypic). •Valid as Papiliolebias Costa 1998 -- (Costa 1998:81 [ref. 23792], Lazara 2001:249 [ref. 25711], Costa in Reis et al. 2003:532 [ref. 27061], Costa 2004:2 [ref. 27874], Huber 2005:15 [ref. 28394], Azpelicueta et al. 2009:313 [ref. 30672], Huber 2012:14 [ref. 32947], Nielsen & Brousseau 2014:53 [ref. 33146], Valdesalici & Brousseau 2014:117 [ref. 33449], Valdesalici et al. 2016:155 [ref. 34860], Loureiro et al. 2018:5 [ref. 36240]). Current status: Valid as Papiliolebias Costa 1998. Rivulidae: Rivulinae.