Fossil reveals an ancient arthropod’s nervous system

Ventral nerve cord controlled critter’s many legs

Chengjiangocaris kunmingensis

ROCK STAR  The ancient arthropod Chengjiangocaris kunmingensis looked crustaceanesque with a large head, long body and paired legs — and a ventral nerve cord (dark horizontal line above the legs is part of a preserved cord). 

Jie Yang

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