| Species | Name Used in Reference |
|---|---|
| Brachyhypopomus diazae (Fernández-Yépez, 1972) | Brachyhypopomus diazi (p. 495) |
| Gymnorhamphichthys hypostomus Ellis, 1912 | Gymnorhamphichthys hypostomus (p. ) |
| Gymnorhamphichthys petiti Géry & Vu, 1964 | Gymnorhamphichthys petiti (p. 492) |
| Gymnorhamphichthys rondoni (Miranda Ribeiro, 1920) | Gymnorhamphichthys rondoni (p. 492) |
| Gymnorhamphichthys rosamariae Schwassmann, 1989 | Gymnorhamphichthys rosamariae (p. ) |
| Hypopomus artedi (Kaup, 1856) | Hypopomus artedi (p. 495) |
| Iracema caiana Triques, 1996 | Iracema caiana (p. 492) |
| Rhamphichthys apurensis (Fernández-Yépez, 1968) | Rhamphichthys apurensis (p. 492) |
| Rhamphichthys hahni (Meinken, 1937) | Rhamphichthys hahni (p. 493) |
| Rhamphichthys lineatus Castelnau, 1855 | Rhamphichthys lineatus (p. ) |
| Rhamphichthys longior Triques, 1999 | Rhamphichthys longior (p. 493) |
| Rhamphichthys marmoratus Castelnau, 1855 | Rhamphichthys marmoratus (p. ) |
| Rhamphichthys rostratus (Linnaeus, 1766) | Rhamphichthys rostratus (p. ) |