Collection place
- North America195 objects
- The Americas195 objects
- United States195 objects
- Nevada161 objects
- Churchill County, Nevada109 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada73 objects
- Pershing County, Nevada39 objects
- Humboldt Lake Bed, Pershing County, Nevada34 objects
- California33 objects
- NV-Ch-35 (Humboldt Cave), Churchill County, Nevada30 objects
- Northern California17 objects
- San Francisco Bay Area, California16 objects
- CA-CCo-138, Oakley, Contra Costa County13 objects
- Contra Costa County, California13 objects
- Oakley, Contra Costa County, California13 objects
- Humboldt County coast, Humboldt County, California10 objects
- Humboldt County, California10 objects
- Northwestern California10 objects
- CA-Hum-169 (Tsurai), Humboldt County, California6 objects
- Elko County, Nevada6 objects