The Trilobites Are

Question

The trilobites are
A)freshwater dwellers.
B)terrestrial crustaceans.
C)aquatic insects.
D)extinct.

Accepted Answer

Trilobites are extinct arthropods that existed from the Early Cambrian period to the end of the Permian period, approximately 520 to 250 million years ago. They were exclusively aquatic animals and did not inhabit freshwater or terrestrial environments.