helicophilus, Doras Günther [A.] 1868:475 [Catalogue of the fishes in the British Museum v. 7; ref. 1990] Maroni River, Suriname. Syntypes: BMNH 1866.8.10.1-3 (3). Type catalog: Ferraris 2007:177 [ref. 29155]. Also published in Günther (Sept.) 1868:229 [ref. 5756]. •Valid as Platydoras helicophilus (Günther 1868) -- (Burgess 1989:224 [ref. 12860]). •Questionably a synonym of Platydoras costatus (Linnaeus 1758) -- (Sabaj & Ferraris in Reis et al. 2003:464 [ref. 27061], Ferraris 2007:177 [ref. 29155], Piorski et al. 2008:482 [ref. 29987]). Current status: Synonym of Platydoras costatus (Linnaeus 1758). Doradidae: Doradinae. Habitat: freshwater.