Invertebrate collection Precambrian locality coverage
The UCMP collections contain Precambrian invertebrate fossils from the following geographic regions and geologic units. The geographic and formation names are generally those in use at the time of collection, and may differ from current usage. For more infomation, contact the collection manager.
| Geographic region | Geologic unit | |
| Australia Canada Russia United States United States United States United States United States |
South Austr — — California California California Montana Montana |
— — Vendian Deep Springs Reed Wood Canyon Newland Siyeh |