500-mln-year-old jellyfish fossils found
www.chinaview.cn 2007-10-31 17:02:52   Print

Soft-bodied animals don't often leave a fossil record behind, yet jellyfish fossils more than 500 million years old have been found in rocks in Utah, a new study reports.

Moon jellyfish swim in a fish tank at the Sunshine International Aquarium in Tokyo June 13, 2007.(Xinhua/Reuters Photo)
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