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AMNH MT-10 Judith River 2

Montana
Directions
Next site in MontanaBob's Vacation Site · 23 mi

Can I collect here?

Pro
See who owns this land and whether it is claimedPro shows the owner, the claim on this spot and every claim within a mile.
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Based on our latest records, with claims updated from the BLM on Oct 9, 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 AMNH MT-10 Judith River 2

AMNH MT-10 Judith River 2 is a fossil collection site in Montana, cataloged in the Paleobiology Database. Fossils here come from the Judith River Formation, dated to the Campanian (83.6–72.2 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Arotus hieroglyphus.

Geologic setting

Formation
Judith River
Geologic interval
Campanian
Age
83.6–72.2 Ma
Depositional environment
terrestrial indet.
Recorded occurrences
1
Locality notes

along or adjacent to Missouri River valley, between Fort Benton and Amell’s Creek/Cow Island, north-central Montana, USA; see extended discussion in Gardner et al. 2025

Fossils found here

Arotus hieroglyphus
Osteichthyes · NO_FAMILY_SPECIFIED

Records and references

Data: Paleobiology Database collection 276608 (CC BY 4.0) — view the source record

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Questions about AMNH MT-10 Judith River 2

Can you collect at AMNH MT-10 Judith River 2?

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 AMNH MT-10 Judith River 2?

Fossil.

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Source: Paleobiology Database.