schneideri, Rhamphichthys Kaup [J. J.] 1857:136, Fig. 11 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] Cayenne, French Guiana. Syntypes: (2) ?MNHN 0000-3957 (1). Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. •Questionably a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Mago-Leccia 1994:41 [ref. 21320], Ferraris in Reis et al. 2003:493 [ref. 27061]). •Synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Albert 2001:124 [ref. 25614], Ferraris et al. 2017:[29] [ref. 35236], Carvalho & Albert 2023:56 [ref. 40654]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Habitat: freshwater.