metapolygnathus造句

例句与造句

1. The genus also includes " Metapolygnathus baloghi"
2. The Norian stage begins at the base of the ammonite biozones of " Metapolygnathus primitius ".
3. The top of the Carnian ( the base of the Norian ) is at the bases of the ammonite biozones of " Metapolygnathus primitius ".
4. It's difficult to find metapolygnathus in a sentence. 用metapolygnathus造句挺难的