Mesozoic

1. 1.

   Of a geologic era within the Phanerozoic eon that comprises the Triassic, Jurassic and Cretaceous periods from about 230 to 65 million years ago, when life on earth was dominated by reptiles.

   属于显生宙的一个地质时代,包含三叠纪、侏罗纪和白垩纪,约2.3亿至6500万年前,当时地球生命以爬行动物为主。

中生代的