Collection place
- Southwestern United States1 objects
- Surprise Valley, Modoc County, California1 objects
- Tarija Department, Bolivia1 objects
- Tehama County, California1 objects
- Tule Lake, Siskiyou County, California1 objects
- WA-BN-55, Vernita, Benton County, Washington1 objects
- Washington state1 objects
- Washoe County, Nevada1 objects
- Washoe Lake Shores, Washoe County, Nevada1 objects
- Wendel, Lassen County, California1 objects