Most fish on Earth today are ray-finned fishes: minnows, anchovies, catfish, bluefish, groupers, flatfish, bonitos, you name ...

Experts have uncovered the earliest known example of a fish with extra teeth deep inside its mouth—a 310-million-year-old fossilized ray-finned fish that evolved a unique way of devouring prey.

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Ray-finned fishes (Actinopterygii) represent the most speciose vertebrate group, encompassing deep evolutionary splits between archaic lineages such as Holostei and the vast radiation of Teleostei.

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. The ...

The fossilized skull of Coccocephalus wildi, an early ray-finned fish that swam in an estuary 319 million years ago. The fish is facing to the right, with the jaws visible in the lower right portion ...

ANN ARBOR, MI - The world’s oldest brain is located in Ann Arbor, and it belonged to a fish from 319 million years ago. A University of Michigan-led study published Wednesday, Feb. 1, in the British ...

Fossils over 300 million years old reveal the evolution of a tongue bite in an ancient group of deep-bodied ray-finned fishes, such as Platysomus parvulus. Experts have uncovered the earliest known ...