Fossil fish. Fossilised remains of a Phareodus testis fish (large) from the Eocene epoch (around 56-38 million years ago) in their host rock. This spe

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Fossil fish. Fossilised remains of a Phareodus testis fish (large) from the Eocene epoch (around 56-38 million years ago) in their host rock. This specimen was found in the Eocene chalk cliffs of the Green River Formation, Wyoming, USA. This specimen measures around 30 centimetres long.

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Size: 5125px × 3417px
Photo credit: © DIRK WIERSMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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