| Scientific Name | Order | Family | Photo Description | |
|---|---|---|---|---|
| Hydrochaeris hydrochaeris | Rodentia | Hydrochaeridae | skull: dorsal | |
| Hydrochaeris hydrochaeris | Rodentia | Hydrochaeridae | skull: dorsal mandible, ventral cranium | |
| Hydrochaeris hydrochaeris | Rodentia | Hydrochaeridae | skull: lateral |