litorale, Characidium Leitão [R. P.] & Buckup [P. A.] 2014:15, Fig. 1 [Copeia 2014 (no 1); ref. 33323] Rio de Janeiro, mun. Casimiro de Abreu, Córrego Aldeia Velha, tributary of São João, under the Aldeia Velha road bridge, near Reserva Particular do Patrimônio Natural Bom Retiro, 22°28'03.0"S, 42°17'51.0"'W, Brazil. Holotype: MNRJ 38929. Paratypes: All from Rio de Janeiro: AMNH, INPA, MNRJ, MZUSP. Plus non-type specimens. •Valid as Characidium litorale Leitão & Buckup 2014 -- (Melo & Oyakawa 2015:287 [ref. 33788]). Current status: Valid as Characidium litorale Leitão & Buckup 2014. Crenuchidae: Characidiinae. Distribution: Serra do Mar, Rio de Janeiro, Brazil. Habitat: freshwater.