“Tanyka is from an ancient lineage that we didn’t know survived to this time, and it’s also just a really strange animal,” Jason Pardo, the study’s lead author, said in a statement. “The jaw has this ...

Add Yahoo as a preferred source to see more of our stories on Google. Newly described muscle anatomy (right) and overall jaw anatomy of Dunkleosteus terrelli (center), compared to a more typical ...

The newly discovered muscle layer runs from the back of the cheekbone to the anterior muscular process of the lower jaw. (S= superficial layer, D= deep layer, C= coronoid layer) Jens. C. Türp, ...