aereus, Hemigrammus Géry [J.] 1959:257, Figs. 4-5 [Bulletin Mensuel de la Société Linnéenne de Lyon v. 28 (no. 8); ref. 10038] Nancibo Creek, Conté basin, French Guiana. Holotype: MHNG 2181.86 [ex Géry coll. T 19-1-23]. Paratype: USNM 179759 (1). Type catalog: Vari & Howe 1991:24 [ref. 19022], Weber 1998:7 [ref. 32707]. •Valid as Hemigrammus aereus Géry 1959 -- (Lima & Oyakawa in Reis et al. 2003:130 [ref. 27061], Carvalho et al. 2010:253 [ref. 30862]). •Species inquirenda -- (Lima & Marinho 2024:181 [ref. 40817]). Current status: Uncertain as Hemigrammus aereus Géry 1959. Acestrorhamphidae: Pristellinae. Distribution: South America: Conté River basin, French Guiana [if valid]. Habitat: freshwater.