†Gemma magna virginiana Dall 1903 (venus clam)
Bivalvia - Cardiida - Veneridae
Belongs to Gemma magna according to J. A. Gardner 1943
Sister taxa: Gemma magna insulcata, Gemma magna majorina, Gemma magna striata
Type specimen: USNM 144633, a shell
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Pliocene of United States (5: Virginia collections)
Total: 5 collections each including a single occurrence