How Do Modern Paleontologists Define Archosauria?

Q: How Do Modern Paleontologists Define Archosauria?

Modern paleontologists define Archosauria as a crown group . A crown group includes the most recent common ancestor of living birds and crocodilians . It also includes all descendants of that common ancestor. This definition ensures all living and extinct relatives are included.

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Modern paleontologists define Archosauria as a crown group. A crown group includes the most recent common ancestor of living birds and crocodilians. It also includes all descendants of that common ancestor. This definition ensures all living and extinct relatives are included.

How Do Modern Paleontologists Define Archosauria?

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