Collection place
- North America8 objects
- The Americas8 objects
- United States5 objects
- Nevada4 objects
- Mexico3 objects
- Northern Mexico3 objects
- Churchill County, Nevada2 objects
- Coahuila, Mexico2 objects
- Grimes Point Caves, Churchill County, Nevada2 objects
- Lakes region, Coahuila, Mexico2 objects
- NV-Pe-12, Pershing County, Nevada2 objects
- Northeast Mexico2 objects
- Pershing County, Nevada2 objects
- Cave in southwestern Chihuahua state, Chihuahua, Mexico1 objects
- Cave southeast of Fallon, Churchill County, Nevada1 objects
- Chihuahua, Mexico1 objects
- Four Corners Region, Southwestern United States1 objects
- NV-Ch-16 (Hidden Cave), Churchill County, Nevada1 objects
- Northwest Mexico1 objects
- Southwestern United States1 objects