What is the most common ancestor of sharks?
But even predators as ancient as sharks have predecessors, and a new study published in the journal American Museum Novitates seems to confirm the identity of a long-suspected shark ancestor—a group of bony fishes known as acanthodians. A fossil of Doliodus problematicus, now thought to be a shark ancestor.Mar 16, 2017
But even predators as ancient as sharks have predecessors, and a new study published in the journal American Museum Novitates seems to confirm the identity of a long-suspected shark ancestor—a group of bony fishes known as acanthodians. A fossil of Doliodus problematicus, now thought to be a shark ancestor.Mar 16, 2017
