Extinct Mammalia
Sea mammals
Dugongidae
Eutheria
Trichechidae
Fossil mammals
Metaxytherium
Mammal distribution maps
Mesosemia | Unidentified Eutheria
Unidentified Trichechidae
Fossil Halitherium
Halitherium
Manatus
Sirenia distribution maps
Extinct Sirenia
Fossil Sirenia
Fossil Dugongidae | Hydrodamalis
Unidentified Sirenia
Animal skulls
Prorastomus
Dugong dugon |
