Collection place
- North America311 objects
- The Americas311 objects
- Mexico262 objects
- Northern Mexico262 objects
- Northwest Mexico262 objects
- Sonora, Mexico251 objects
- Puerto Peñasco Municipality, Sonora, Mexico237 objects
- La Choyo, Sonora, Mexico148 objects
- Site 1 (Gifford), La Choyo beach, Sonora, Mexico119 objects
- Sonoyta River lagoon, Puerto Penasco municipality, Sonora87 objects
- Site 3 (Gifford), Northeast shore midden, Sonoyta River lagoon, Sonora73 objects
- California49 objects
- United States49 objects
- Central California28 objects
- Kern County, California25 objects
- South Central California25 objects
- Dunes at beach near sloughs northeast of hills, La Choyo, Sonora, Mexico18 objects
- Huatabampo Municipality, Sonora, Mexico14 objects
- Shell midden on sand dune at Yavaros, Sonora, Mexico14 objects
- Site 2 (Gifford), South head dunes, Sonoyta River lagoon, Sonora14 objects