3. Dermal skull roof or dermatocranium A shield of membrane or dermal bone covering the top and sides of the head and extending down to the jaw rims, with a marginal row of teeth. In amphibians & stem ...

Amphibians and reptiles are amazing creatures with clever adaptations that have allowed them to brave the millennia. Consider the Coachella Valley fringe-toed lizard's scaly hind toes, which resemble ...

The skull of the ancient amphibian ... Researchers unearthed a large cache at the site, including the remains of ancient ...

along with reptiles, birds and mammals. The unique features of the Kermitops skull – a blend of archaic and more advanced features – are providing insight into amphibian evolution.