Collection place
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California1 objects
- CA-Sac-6, Sacramento County, California1 objects
- CA-Sol-19, Solano County, California1 objects
- CA-Sol-2, Solano County, California1 objects
- CA-Teh-58, Tehama County, California1 objects
- CA-Ven-62, Ventura County, California1 objects
- Coachella Valley, Riverside County, California1 objects
- Colorado Desert, Riverside County, California1 objects
- Goose Lake area, Kern County, California1 objects
- Indio area, Coachella Valley, Riverside County1 objects
- Isthmus, Santa Catalina Island, Southern Channel Islands1 objects
- Laguna Salada, Baja California, Mexico1 objects
- Lindsey Slough, Solano County, California1 objects
- Los Angeles County, California1 objects
- Lower Napa Valley, Napa County, California1 objects
- Mexicali municipality, Baja California, Mexico1 objects
- Mexico1 objects
- Middle Napa Valley, Napa County, California1 objects
- Northern Mexico1 objects
- Northwest Mexico1 objects