USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville
Washington County, Arkansas36.08472, −94.13055
Can I collect here?
ProSee who owns this land and whether it is claimedPro shows the owner, the claim on this spot and every claim within a mile.
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 mineralRecorded here: fossil.
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The Market
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About USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville
USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville is a fossil collection site in Washington, Arkansas, cataloged in the Paleobiology Database. Fossils here come from the Fayetteville Formation, dated to the Meramecian (342.9–335.4 million years ago). The depositional environment is recorded as carbonate indet. Documented finds include Zaphrentites arkansanus, Aviculopecten jennyi, Amphissites rugosus, Glyptopleura inopinata, Glyptopleura angulata, Paraparchites cyclopeus.
Geologic setting
- Formation
- Fayetteville
- Geologic interval
- Meramecian
- Age
- 342.9–335.4 Ma
- Depositional environment
- carbonate indet.
- Recorded occurrences
- 18
Fossils found here
Zaphrentites arkansanus
Anthozoa · Hapsiphyllidae
Aviculopecten jennyi
Bivalvia · Aviculopectinidae
Amphissites rugosus
Ostracoda · Amphissitidae
Glyptopleura inopinata
Ostracoda · Amphissitidae
Glyptopleura angulata
Ostracoda · Amphissitidae
Paraparchites cyclopeus
Ostracoda · Paraparchitidae
Bairdia girtyi
Ostracoda · Bairdiidae
Orthobairdia cestriensis
Ostracoda · Bairdiidae
Graphiadactyllis arkansana
Ostracoda · Quasillitidae
Graphiadactyllis
Ostracoda · Quasillitidae
Kirkbya reflexa
Ostracoda · Kirkbyidae
Kirkbyella (Berdanella)
Ostracoda · Kirkbyellidae
Healdia
Ostracoda · Healdiidae
Kirkbya
Ostracoda · Kirkbyidae
Tribolbina
Ostracoda · Tribolbinidae
Reviya
Ostracoda · Kirkbyidae
Roundyella
Ostracoda · Scrobiculidae
Tetratylus
Ostracoda · Cavellinidae
Records and references
Data: Paleobiology Database collection 76118 (CC BY 4.0) — view the source record
Getting there
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Questions about USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville
Can you collect at USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville?
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 USNM 1339A. Sam Eidson's Stillhouse, 9 miles north east of Fayetteville?
Fossil.
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Source: Paleobiology Database.