The small fish is Coccocephalus wildi, a type of ray-finned fish. Living examples of ray-finned fish include swordfish and trout. It's a diverse group made up of about 30,000 species.

The ray-finned fish really do exemplify Darwin's comment about 'endless forms most beautiful and wonderful,'" Coates said. There are around 30,000 species of ray-finned fish today, comprising ...

C. wildi was an early ray-finned fish – possessing a backbone and fins supported by bony rods called “rays” – that is thought to have been 6 to 8 inches long, swum in an estuary, and ate ...

For example, all living ray-finned fishes have an everted brain, meaning that the brains of embryonic fish develop by folding tissues from the inside of the embryo outward, like a sock turned ...

This was an early ray-finned fish that likely ate small crustaceans, cephalopods, and aquatic insects while swimming around estuaries. Backbones and fins supported by bony rods called rays are a ...

Of all living ray-finned fish, the researchers found 15,149 species live in freshwater and 14,736 live in saltwater, reports Live Science. The research also revealed that fish diversity only ...

This fish fossil preserved at University of Michigan is 319 millions years old and shows the earliest example of a vertebrate ... of Coccocephalus folds inward unlike current ray-finned fish, ...

The CT-scanned skull of a 319-million-year-old fossilized fish, pulled from a coal mine in England more than a century ago, has revealed the oldest example of a well-preserved vertebrate brain.

A 319-million-year-old fossilised fish, pulled from a coal mine in England more than a century ago, has revealed the oldest example of a well-preserved vertebrate brain, researchers say.