- Nevada2 objects
- CA-Mod-27, Modoc County, California1 objects
- CA-Sac-66 (Morse Mound), Sacramento County, California1 objects
- CA-Sis-108, Gillem Bluff, Tule Lake1 objects
- CA-Sta-44 (Farmington site), Stanislaus County, California1 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California1 objects
- Central California1 objects
- Gillem Bluff, Siskiyou County, California1 objects
- Modoc County, California1 objects
- Sacramento County, California1 objects
- Siskiyou County, California1 objects
- South Central California1 objects
- Stanislaus County, California1 objects
- Yolo County, California1 objects