Surangular
The surangular or suprangular is a jaw bone found in most land vertebrates, except mammals. Usually in the back of the jaw, on the upper edge, it is connected to all other jaw bones: dentary, angular, splenial and articular. It is often a muscle attachment site.
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Bones in the tetrapod skeleton
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- Parentheses denote bones that receive a different name in particular clades
- Italics denote neomorphic bones present only in particular clades
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