In the middle Eocene formations of North America occurs the more specialized Uintatherium (or Dinoceras), typifying the family Uintatheriidae.
于始新世中期北美洲,出现了更为专
,
属于犹
科。
In the middle Eocene formations of North America occurs the more specialized Uintatherium (or Dinoceras), typifying the family Uintatheriidae.
于始新世中期北美洲,出现了更为专
,
属于犹
科。
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