Collection place
- North America359 objects
- The Americas359 objects
- United States355 objects
- Nevada338 objects
- Churchill County, Nevada337 objects
- NV-Ch-35 (Humboldt Cave), Churchill County, Nevada319 objects
- California17 objects
- Santa Barbara County, California13 objects
- Southern California13 objects
- CA-SCrI-100, Santa Cruz Island, Channel Islands12 objects
- Northern Channel Islands, Santa Barbara County, California12 objects
- Santa Cruz Island, Channel Islands, Southern California12 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada11 objects
- Grimes Point Caves, Churchill County, Nevada6 objects
- NV-Ch-16 (Hidden Cave), Churchill County, Nevada6 objects
- Baja California Sur, Mexico4 objects
- Baja California peninsula, Mexico4 objects
- Comondú Municipality, Baja California Sur, Mexico4 objects
- Mexico4 objects
- Northern Mexico4 objects