Crassatella sp., steinkern (articulated valves)
Bob Campbell Geology Museum Formation: Santee Limestone.
Crassatella sp., steinkern (articulated valves)
Bob Campbell Geology Museum Formation: Tupelo Bay Formation.
Crassatella sp., three unassociated steinkerns
Bob Campbell Geology Museum Formation: Tupelo Bay Formation.
Crassatella sp., two rock fragments with valve casts
Bob Campbell Geology Museum Formation: Peedee Formation.