Answer to Question #58702 in Human Anatomy and Physiology for Sanjukta Ghosh

Question

Is temporal arch only restricted to reptilian skull?

Answer 1

No, temporal arch is present in most terrestrial vertebrates. But, it is has specificities in organization in each group. The classical temporal arch is present in reptilians, excepting snakes. It is called superior temporal arch. Inferior temporal arch is present in lizards and superior temporal arch is identified in birds. Mammals have one temporal arch, called zygomatic arch.