The AMIQ Institute
Sedna

Phylogenetic Order of Sirenian Species

Source: MaRCO (Manatee Research Center Online);

Phylum Chordata
Subphylum Vertebrata
Class Mammalia
Order Sirenia (manatees and dugongs)
Family Trichechidae (manatees)
Genus Trichechus
Species
T. inunguis (Amazonian manatee)
T. senegalensis (West African manatee)
T. manatus (West Indian manatee)
Family Dugongidae (dugongs and sea cow)
Genus Dugong
Species
Dugong dugon (dugong)
Hydrodamalis gigas (extinct Stellar's sea cow)