Scientists Discover 319-Million-Year-Old Fossilized Fish Brain

Discovery of 319-million-year-old fossilized fish brain provides insights into ancient neural anatomy and evolution

How do we know that the first vertebrates were fish? What fossil evidence is there? - Quora

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Scientists Discover 319-Million-Year-Old Fossilized Brain - CNET

Scientists Discover 319-Million-Year-Old Fossilized Fish Brain

Rare and frightening footballfish washes up in California – again

Fishes - The Australian Museum, fishes

World's oldest preserved brain discovered in a fish fossil - Scoop Upworthy

Marine Fossils - Crystalinks

What Is A Fish, All About Fish, fishes

Prehistoric fish fills 100 million year gap in evolution of the skull

Fish FAQ – Discover Fishes, fishes

Rare and frightening footballfish washes up in California – again

500-million-year-old fossilized brains of Stanleycaris prompt a rethink of the evolution of insects and spiders