New fossil reveals the weird ‘tooth cushions’ of an apex predator from 425 million years ago
- Written by Brian Choo, Postdoctoral Fellow in Vertebrate Palaeontology, Flinders University
The ancient fish _Megamastax amblyodus_.Brian Choo, CC BY-NC-NDRoughly 425 million years ago, in the warm seas over what is now southern China, there lived a metre-long bony fish with jaws full of clusters of spiky teeth.
Long extinct, this predatory fish (Megamastax amblyodus) was an ancient forerunner of all animals with a skeleton and a backbone...





