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单词 Desmostylus
释义

Desmostylus

中文百科

索齿兽

金星索齿兽
Illustration of the type specimen by Marsh 1888.  Labial, ventral, and lingual view.

索齿兽Desmostylus),又名戴斯莫兽束齿兽,是已灭绝的草食性哺乳动物。索齿兽像河马,长约1.8米及重200公斤。牠有短的尾巴及强壮的四肢,肢上有四蹄。牠们的颚部较长,有向前的獠牙,是较长的犬齿及门齿。索齿兽可能是两栖的,生活在浅水及岸边。一些古生物学家认为牠是于退潮时吃海草。

英语百科

Desmostylus 索齿兽

Restoration of D. hesperus
Illustration of the type specimen by Marsh 1888.  Labial, ventral, and lingual view.

Desmostylus is an extinct genus of herbivorous mammal of the family Desmostylidae living from the Chattian stage of the Late Oligocene subepoch through the Late Miocene subepoch (28.4 mya—7.250 Mya) and in existenced for approximately 21.2 million years.

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更新时间:2025/6/22 1:51:04