Small Fossil Calymene Trilobite Specimen Millions of years old from Morocco Prehistoric, Crusty Mud Bug
Fossil Trilobite, Calymene, from Morocco.
It dates from the Ordovician, 400 Million years ago.
Thought to have been bottom dwellers in the seas and oceans.
Probably burrowing into and digging through the sea mud for food, they are Sometimes called a mud bug.