Hydrodamalinae

Hydrodamalinae is a recently extinct subfamily of the sirenian family Dugongidae. The Steller's sea cow (Hydrodamalis gigas) was hunted to extinction by 1768, while the genus Dusisiren is known from fossils dating from the middle Miocene to early Pliocene.^[1]

Hydrodamalinae Temporal range: 15.97–0.000256 Ma PreꞒ Ꞓ O S D C P T J K Pg N Middle Miocene to Holocene
Model of steller's sea cow
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Sirenia
Family:	Dugongidae
Subfamily:	†Hydrodamalinae Palmer 1895
Genera
†Dusisiren Domning 1978 †Hydrodamalis Retzius 1794[1]
Synonyms
Hydrodamalidae