Sirenia (order)
- Scope note
- Order containing four living mammal species in two families, characterized by being fully aquatic, herbivorous, inhabiting rivers, estuaries, coastal marine waters, swamps, and marine wetlands. The order evolved during the Eocene epoch, more than 50 million years ago.
- Date of creation: 06-May-2024
Accepted term: 06-May-2024