papilliferus, Nematolebias Costa [W. J. E. M.] 2002:47, Figs. 5-6 [Ichthyological Exploration of Freshwaters v. 13 (no. 1); ref. 26064] Temporary pool close to a small stream of laguna de Maricá system, road RJ-106, 22°55'14.5"S, 42°55'41.4"W, Inoã, Estado do Rio de Janeiro, Brazil. Holotype: MZUSP 52964. Paratypes: BMNH 2013.6.23.11-12 (2); MZUSP 52965 (1), 52966 (4); UFRJ 2200 (2), 4652 (2, c&s), 4710 (19, 2 c&s), 4711 (3), 5295 (16), 5296 (4), 5360 (12), 5361 (12), 5364 (71), 5365 (10, 5 c&s); UMMZ 234763 (15). •Valid as Nematolebias papilliferus Costa 2002 -- (Costa in Reis et al. 2003:532 [ref. 27061], Costa 2006:15 [ref. 28620], Costa et al. 2014:226 [ref. 33239]). Current status: Valid as Nematolebias papilliferus Costa 2002. Rivulidae: Cynolebiinae. Distribution: Laguna de Maricá and Laguna de Saquarema basins, Rio de Janeiro State, Brazil. Habitat: freshwater.