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UCMP D-861, Bayha

Shasta County, California
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Next site in CaliforniaJaegel · 2 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.

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About UCMP D-861, Bayha

UCMP D-861, Bayha is a fossil collection site in Shasta, California, cataloged in the Paleobiology Database. Fossils here come from the McCloud Formation, dated to the Sakmarian (293.52–290.1 million years ago). The depositional environment is recorded as marine indet. Documented finds include Clisiophyllum gabbi, Heterocaninia, Shastalasma coogani.

Geologic setting

Formation
McCloud
Geologic interval
Sakmarian
Age
293.52–290.1 Ma
Depositional environment
marine indet.
Recorded occurrences
3
Geology notes

Clear, shallow, warm marine water with full access to the open sea.

Locality notes

Description from UCMP A-7096. Bayha section (lower part is the Tunnel Inn section of Skinner and Wilde, 1965). The traverse begins at the lowest exposure near the base of the W face of the ridge with summit marked "1693" in the NE 1/4 of section 15, T33N, R4W as shown on the USGS 7.5-minute topographic quadrangle of Project City, California (1957), continues due E over the summit of the ridge, down the E dip slope into cover, offsets slightly S and continues up a smaller limestone hill, down again into cover and ends at the second of two 2-foot (0.6-meter) thick limestone units, which crop out of deep soil in the saddle shown in the NW 1/4 of section 14, T33N, R4W of the same map.

Fossils found here

Clisiophyllum gabbi
Anthozoa · Aulophyllidae
Heterocaninia
Anthozoa · Aulophyllidae
Shastalasma coogani
Anthozoa · Kleopatrinidae

Records and references

Data: Paleobiology Database collection 62686 (CC BY 4.0) — view the source record

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Questions about UCMP D-861, Bayha

Can you collect at UCMP D-861, Bayha?

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 D-861, Bayha?

Fossil.

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Source: Paleobiology Database.