sirenian
英 [saɪ'ri:nɪən] 美 [saɪ'rinɪrn]

adj.

海牛类；

英英释义

sirenian[ saiə'ri:niən ]

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

  同义词：sea cowsirenian mammal

权威例句

Sirenian
Sirenian
Sirenian evolution in the North Pacific Ocean
NEW SIRENIAN FROM THE TERTIARY OF PORTO RICO, WEST INDIES
The earliest known fully quadrupedal sirenian.
Evolution of Sirenian Pachyosteosclerosis, a Model-case for the Study of Bone Structure in Aquatic Tetrapods
An Ecological Model for Late Tertiary Sirenian Evolution in the North Pacific Ocean
Domning D. P. — The earliest known fully quadrupedal sirenian. Nature
Fossil sirenia of the west Atlantic and Caribbean region. V. The most primitive known sirenian, Prorastomus sirenoides Owen, 1855
Taylor & Francis Online :: Fossil sirenia of the west Atlantic and Caribbean region. V. The most primitive known sirenian, Prorastom...