cotylosaur

n. [古生]杯龙( 一种原始爬行动物)

词形变化

cotylosaurs 复数 cotylosaurs

释义与例句

n.
  1. 1.

    A member of the Cotylosauria, a synonym of the family †Captorhinidae, the earliest group of true reptiles from the Carboniferous through the Permian.

    过时 生物