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Hypohippus
  • 英语发声
  • 美语发声
  • Hypohippus ("Low Horse") is an extinct genus of three-toed horse, which lived 17 - 11 million years ago. It was the size of a pony, and fossils of it have been found in Nebraska, Colorado, and Montana.
  • 网络释义

    1、次马
    ...us),接着经上新马(Pliohippus)到达更新世(Pleistocene)的马(Equus),而其它由渐新马(Mesohippus)向次马(Hypohippus)等还有若干旁支。马的演化舞台主要是在北美洲。

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