Pygasteroida

例句：

1. 1.The Pygasteroida are a rare species of bird that can be found in the mountains.
   Pygasteroida是一种罕见的鸟类，可以在山区找到。
2. 2.The Pygasteroida is known for its beautiful plumage and unique behavior.
   Pygasteroida以其美丽的羽毛和独特的行为而闻名。
3. 3. The Pygasteroida is a protected species and must be handled with care.
   Pygasteroida是一种受保护的物种，必须小心处理。