Collection place
- California408 objects
- North America408 objects
- The Americas408 objects
- United States408 objects
- San Francisco Bay Area, California398 objects
- Berryessa Valley, Napa County, California388 objects
- CA-Nap-93, Berryessa Valley, Napa County388 objects
- Napa County, California388 objects
- CA-Sol-1, Solano County, California9 objects
- Lindsey Slough, Solano County, California9 objects
- Northern California9 objects
- Solano County, California9 objects
- Humboldt County coast, Humboldt County, California5 objects
- Humboldt County, California5 objects
- Northwestern California5 objects
- CA-Hum-118, Humboldt County, California4 objects
- North Central California4 objects
- Patrick's Point, Humboldt County, California4 objects
- Sacramento County, California4 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California3 objects