Collection place
- Carchi Province, Ecuador1 objects
- Central Washington1 objects
- Chihuahua, Mexico1 objects
- Churchill County, Nevada1 objects
- Durango (state), Mexico1 objects
- El Oro Municipality, Durango, Mexico1 objects
- Four Corners Region, Southwestern United States1 objects
- Gómez Farías Municipality, Chihuahua, Mexico1 objects
- Laguna de Babícora region, Gómez Farías Municipality, Chihuahua1 objects
- Modoc County, California1 objects
- NV-Ch-126, Churchill County, Nevada1 objects
- Northwestern United States1 objects
- Oruro Department, Bolivia1 objects
- Rio Ramos area, El Oro Municipality, Durango1 objects
- San Esteban Island, Sonora, Mexico1 objects
- Siskiyou County, California1 objects
- Site 82 (Brooks), Gómez Farías municipality, Chihuahua1 objects
- Site Ocr2-39, Carchi Province, Ecuador1 objects
- Sonora, Mexico1 objects
- Sorasora, Oruro Department, Bolivia1 objects