pygostyle
/'pai^ә,stail/
📖 中文释义
- 尾综骨
📘 English Definition（英文释义）
- n. The plate of bone which forms the posterior end of the
- vertebral column in most birds; the plowshare bone; the vomer. It is
- formed by the union of a number of the last caudal vertebrae, and
- supports the uropigium.