Collection place
- CA-Sac-21 (Hollister Mound), Sacramento County, California86
- CA-Sac-43 (Brazil Mound), Sacramento, Sacramento County83
- Sacramento, Sacramento County, California83
- Northeastern California81
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California74
- CA-Sac-6, Sacramento County, California74
- CA-Mrn-266, Tomales Point, Point Reyes73
- Tomales Point, Point Reyes, Marin County73
- CA-Sac-151 (Need site 1), Sacramento County, California71
- Oundjo (site 26), Voh commune, North Province70
- Voh commune, North Province, New Caledonia70
- CA-Mrn-242, Drakes Estero, Drakes Bay65
- Drakes Estero, Drakes Bay, Marin County65
- CA-SJo-142, San Joaquin County, California63
- Napa County, California63
- CA-CCo-138, Oakley, Contra Costa County62
- Oakley, Contra Costa County, California62
- CA-CCo-141, Palm Tract, Contra Costa County58
- Modoc County, California58
- Palm Tract, Contra Costa County, California58