n = 8
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Cochliodon cochliodon | (Kner, 1854) | Hypostomus cochliodon | Loricariidae | |
| Cochliodon hondae | (Regan, 1912) | Hypostomus hondae | Loricariidae | |
| Cochliodon levis | (Pearson, 1924) | Hypostomus levis | Loricariidae | |
| Cochliodon oculeus | (Fowler, 1943) | Hypostomus oculeus | Loricariidae | |
| Cochliodon plecostomoides | Eigenmann, 1922 | Hypostomus plecostomoides | Loricariidae | |
| Cochliodon pospisili | Schultz, 1944 | Hypostomus pospisili | Loricariidae | |
| Cochliodon pyrineusi | Miranda Ribeiro, 1920 | Hypostomus pyrineusi | Loricariidae | |
| Cochliodon taphorni | Lilyestrom, 1984 | Hypostomus taphorni | Loricariidae |