Mesoreodon
- 中岳齿兽（中岳齿兽是岳齿兽科的一种，生活在北美洲中新世早期。它体型大，食性杂，分布广。化石在多个州被发现，具有高度适应性。中岳齿兽有骨化的声带，可能以高声浪来恫吓敌人）
Mesoreodon
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abstract:
Mesoreodon is an extinct genus of terrestrial herbivore of the family Merycoidodontidae, subfamily Merycoidodontinae (the oreodonts), endemic to North America during the Whitneyan stage of the Oligocene-Miocene epochs (33—20.6 mya) existing for approximately .
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