Collection place
- Goleta Slough, Santa Barbara, Santa Barbara County43 objects
- Klamath Reservation, Klamath County, Oregon43 objects
- CA-SJo-68, San Joaquin County, California42 objects
- Kern County, California40 objects
- CA-SBa-205, Santa Barbara County, California36 objects
- Los Angeles County, California36 objects
- Santa Monica Mountains, Los Angeles County, California35 objects
- Topanga Canyon, Santa Monica Mountains, Los Angeles County35 objects
- Africa34 objects
- CA-SBa-46 (Goleta 1), Santa Barbara, Santa Barbara County34 objects
- Snowflake, Navajo County, Arizona34 objects
- AZ-Silver Cr-NL- 5 (Four Mile Ruin No. 1), Navajo County, Arizona33 objects
- Buena Vista area, Kern County, California33 objects
- Mexico33 objects
- Lassen County, California31 objects
- Northwestern California30 objects
- Churchill County, Nevada27 objects
- Oceania27 objects
- Napa Valley, Napa County, California26 objects
- AZ-Silver Cr-NL- 7 (Freeman Hollow No. 1), Navajo County, Arizona25 objects