Giant Clam Shell Fossil on loan from Keystone Gallery
This fossil was found, collected and prepared by Chuck Bonner, Keystone Gallery.
Plateceramus (pla- tee-ser’-a-mus) clams are covered with small fossil oysters, ostrea congesta. Since the ancient inland sea was silt covered, the oysters used the large clams as a stable attachment surface.
This beautiful clam […]