\u0022We\u0027ve uncovered the oldest large swimming jellyfish that we know of in the fossil record.\u0022
“This was part of his PhD research and I got to help him out.”
“Jellyfish are members of this modern group of animals, including corals and sea anemones and some of their other relatives, which are all characterized by this blobby body with a series of tentacles with stinging cells.”“The jellyfish group has evolved this innovation where they undergo this two-part life cycle,” said Moysiuk.
The Royal Ontario Museum said in a statement that the fossils were exceptionally well preserved at the Burgess Shale, considering jellyfish are about 95 per cent water. The nearly 200 specimens, it added, have remarkable details of internal anatomy and tentacles, with some measuring more than 20 centimetres long.
“Burgessomedusa adds to the complexity of Cambrian foodwebs, and like Anomalocaris, which lived in the same environment, these jellyfish were efficient swimming predators.Article content
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