Our ideas about vertebrate evolution challenged by a new tree of life
- Written by Benedict King, PhD candidate in vertebrate palaeontology, Flinders University
The placoderms were a diverse group of ancient armoured fishes and it’s widely believed that they are ancestral to virtually all vertebrates alive today, including humans.
Placoderms dominated aquatic environments for 70 million years until they suddenly went extinct some 360 million years ago, paving the way for modern bony fish (osteichthyan...