Collection place
- CA-Sac-160 (Richards site), Sacramento County, California1 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California1 objects
- CA-Sac-2, Sacramento County, California1 objects
- CA-Sac-21 (Hollister Mound), Sacramento County, California1 objects
- CA-Sac-211, Sacramento County, California1 objects
- CA-Sac-28 (Strawberry Mound), Sacramento, Sacramento County1 objects
- CA-Sac-95 (Allyn Mound 2), Sacramento County, California1 objects
- CA-Sha-20, Shasta County, California1 objects
- CA-Sis-163, Scott Valley, Siskiyou County1 objects
- CA-Sol-13, Solano County, California1 objects
- CA-Sol-237 (Benicia Shellmound), Benicia, Solano County1 objects
- CA-Son-190, Sonoma County, California1 objects
- CA-Son-299, Bodega Harbor, Sonoma County1 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California1 objects
- Canada1 objects
- Carmel Mission, Monterey County, California1 objects
- Central Sonoma coast, Sonoma County, California1 objects
- Colusa County, California1 objects
- Coyote Wells, Imperial County, California1 objects
- Cross Slough, Solano County, California1 objects