| Scientific Name | Author | English Name |
|---|---|---|
| Gymnorhamphichthys bogardusi | Lundberg, 2005 | |
| Gymnorhamphichthys britskii | Carvalho, Ramos & Albert, 2011 | |
| Gymnorhamphichthys hypostomus | Ellis, 1912 | |
| Gymnorhamphichthys petiti | Géry & Vu, 1964 | |
| Gymnorhamphichthys rondoni | (Miranda Ribeiro, 1920) | |
| Gymnorhamphichthys rosamariae | Schwassmann, 1989 | |
| Iracema caiana | Triques, 1996 | |
| Rhamphichthys apurensis | (Fernández-Yépez, 1968) | |
| Rhamphichthys atlanticus | Triques, 1999 | |
| Rhamphichthys drepanium | Triques, 1999 | |
| Rhamphichthys hahni | (Meinken, 1937) | |
| Rhamphichthys heleios | Carvalho & Albert, 2015 | |
| Rhamphichthys lineatus | Castelnau, 1855 | |
| Rhamphichthys longior | Triques, 1999 | |
| Rhamphichthys marmoratus | Castelnau, 1855 | |
| Rhamphichthys pantherinus | Castelnau, 1855 | |
| Rhamphichthys rostratus | (Linnaeus, 1766) |