Fossil medusoid (Cyclomedusa sp.). A medusoid (round) is a jellyfish-like animal. This fossil is from pre-Cambrian rocks (before 540 million years ago

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Fossil medusoid (Cyclomedusa sp.). A medusoid (round) is a jellyfish-like animal. This fossil is from pre-Cambrian rocks (before 540 million years ago), when life was scarce and relatively primitive. The fossil was found in Wales.

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Photo credit: © SINCLAIR STAMMERS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
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Keywords: animal, animals, cnidarian, coelenterate, fauna, fossil, fossilised, jellyfish, medusoid, palaeontology, paleontology, pre-cambrian, prehistory, rock, wildlife