Petricola gracilis parallela Pilsbry and Lowe 1932 (venus clam)
Bivalvia - Cardiida - Veneridae
Belongs to Petricola gracilis according to Pilsbry and Lowe 1932
Sister taxa: none
Ecology: stationary boring suspension feeder
Distribution:
• Quaternary of United States (3: California collections)
Total: 3 collections each including a single occurrence