| Species | Name Used in Reference |
|---|---|
| Hypostomus ericius Armbruster, 2003 | Hypostomus ericius (p. 25) |
| Hypostomus hemicochliodon Armbruster, 2003 | Hypostomus hemicochliodon (p. 29) |
| Hypostomus oculeus (Fowler, 1943) | Hypostomus oculeus (p. 9,36) |
| Hypostomus pagei Armbruster, 2003 | Hypostomus pagei (p. 39) |
| Hypostomus sculpodon Armbruster, 2003 | Hypostomus sculpodon (p. 49) |
| Hypostomus taphorni (Lilyestrom, 1984) | Hypostomus taphorni (p. 12,52) |