n.any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs

同義詞：sirenian mammalsirenian

Phylogenetic position of mammoth and Steller's sea cow within Tethytheria demonstrated by mitochondrial DNA sequences.
Studies on the concentration of myoglobin in the sea-cow and porpoise.
COMPETITION, PREDATION, AND THE EVOLUTION AND EXTINCTION OF STELLER'S SEA COW, HYDRODAMALIS GIGAS
Description of a new fossil sea cow from Florida, Metaxytherium floridanum
Fossil Sea Cow from the Tertiary of Kutch
How the Great Northern Sea-Cow (Rytina) Became Exterminated
A new sea cow record from the lower Oligocene of western Germany: new indications on the skeletal morphology of Halitherium schinzii...
STELLER'S SEA COW IN THE ALEUTIAN ISLANDS
New fossils of Sirenia from the Middle Eocene of Navarre (Western Pyrenees): the oldest West European sea cow record
Sea otters, kelp forests, and the extinction of Steller's sea cow