Sirenia (order)
Esquema
Jerarquía
Eukaryota (domain) > Animalia (kingdom) > Chordata (phylum) > Vertebrata (subphylum) > Mammalia (class)
Descripción
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.
Subcategorías
URI original del concepto
Otros términos
- sirenians [en]
- sirenian [en]
- manatees and dugongs [en]