ocellatum, Xiphostoma Jardine [W.] in Schomburgk 1841:245, Pl. 23 [The Natural history of fishes of Guiana; ref. 18707] Essequibo River, Guyana. Lectotype: MNHN A-9853. Paralectotypes: (2, not found) Rio Negro and Rio Branco, Brazil. Type catalog: Bertin 1948:30 [ref. 19577]. Lectotype selected by Vari 1995:79 [ref. 21840]. •Synonym of Boulengerella lucius (Cuvier 1816) -- (Taphorn 1992:403 [ref. 23654]). •Synonym of Boulengerella cuvieri (Spix & Agassiz 1829) -- (Vari 1995:74 [ref. 21840], Vari in Reis et al. 2003:252 [ref. 27061]). Current status: Synonym of Boulengerella cuvieri (Spix & Agassiz 1829). Ctenoluciidae. Habitat: freshwater.