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UCMP loc. A-4856

Glenn County, California
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Next site in CaliforniaTitanic · 17 mi

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Based on our latest records, with claims updated from the BLM on Oct 3, 2026. Land and claims can change quickly, so check before you go.

Minerals on record here

1 mineral

Recorded here: fossil.

Nearby sites

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About UCMP loc. A-4856

UCMP loc. A-4856 is a fossil collection site in Glenn, California, cataloged in the Paleobiology Database. Fossils here come from the Rumsey Formation, dated to the Turonian (93.9–89.8 million years ago). The depositional environment is recorded as marine indet. Documented finds include Paosia californica, Cucullaea (Idonearca) melhaseana.

Geologic setting

Formation
Rumsey
Geologic interval
Turonian
Age
93.9–89.8 Ma
Depositional environment
marine indet.
Recorded occurrences
2
Locality notes

UCMP A-4856.—Center of south line of northwest quarter of sec. 8. T19N, R4W, on south side of small hill approximately 0.4 km east of Bench Mark 289, Fruto Quadrangle (15 minute, 1958), Glenn County, northern California.

Fossils found here

Paosia californica
Gastropoda · Pseudomelaniidae
Cucullaea (Idonearca) melhaseana
Bivalvia · Cucullaeidae

Records and references

Data: Paleobiology Database collection 220367 (CC BY 4.0) — view the source record

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Questions about UCMP loc. A-4856

Can you collect at UCMP loc. A-4856?

It depends on who owns the land and whether a mining claim covers it. BLM land usually allows hand collecting for personal use, national parks allow none, and private land needs the owner’s permission. Pro members see the owner and any claims at this spot.

What minerals are found at UCMP loc. A-4856?

Fossil.

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Source: Paleobiology Database.