Prorastomus
| Prorastomus Temporal range: | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Sirenia |
| Family: | †Prorastomidae |
| Genus: | †Prorastomus Owen, 1855 |
| Species: | †P. sirenoides |
| Binomial name | |
| †Prorastomus sirenoides Owen, 1855 | |
Prorastomus sirenoides is an extinct species of primitive sirenian that lived during the Eocene Epoch 40 million years ago in Jamaica.