† kootenayi was found in salmon creek in the Canadian Rockies . The creature is an early predatory arthropod that swam the shallow seas . it belongs to a genus that gave rise to spiders , insects and worms . Scientists say it had two front appendages with three long spines on each .
Yawunik kootenayi was found in Marble Canyon in the Canadian Rockies . The creature is an early predatory arthropod that swam the Cambrian seas . Fossil belongs to a group that gave rise to spiders , insects and lobsters . Scientists say it had two front appendages with three long claws on each .