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New arthropod species really stuck together

Fossilized chain formations reveal community behavior

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12:52pm, October 9, 2008
A new fossil find reveals that in an ancient arthropod species, no animal was an island.

The discovery of 525-million-year-old fossils belonging to a new species of arthropod shows that these animals formed communal chains never before seen in fossilized invertebrates, scientists report in the Oct. 10 Science.

These arthropods, a phylum that includes lobsters, beetles and tarantulas, were found in sturdy chain configurations in southern China’s Chengjiang Lagerstätte, a treasure trove of fossils often compared to Canada’s Burgess

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