USNM 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain
Washington County, Arkansas36.18667, −94.07500
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 3, 2026. Land and claims can change quickly, so check before you go.
Minerals on record here
1 mineralRecorded here: fossil.
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About USNM 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain
USNM 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain 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 Aviculopecten squamula, Aviculopecten inspeciosus, Euconospira disjuncta, Paladin mucronatus, Geisina retiferiformis, Sansabella.
Geologic setting
- Formation
- Fayetteville
- Geologic interval
- Meramecian
- Age
- 342.9–335.4 Ma
- Depositional environment
- carbonate indet.
- Recorded occurrences
- 15
Fossils found here
Aviculopecten squamula
Bivalvia · Aviculopectinidae
Aviculopecten inspeciosus
Bivalvia · Aviculopectinidae
Euconospira disjuncta
Gastropoda · Eotomariidae
Paladin mucronatus
Trilobita · Phillipsiidae
Geisina retiferiformis
Ostracoda · Knoxitidae
Sansabella
Ostracoda · Sansabellidae
Serenida seminalis
Ostracoda · NO_FAMILY_SPECIFIED
Paraparchites cyclopeus
Ostracoda · Paraparchitidae
Orthobairdia cestriensis
Ostracoda · Bairdiidae
Graphiadactyllis
Ostracoda · Quasillitidae
Graphiadactyllis arkansana
Ostracoda · Quasillitidae
Healdia
Ostracoda · Healdiidae
Hypotetragona
Ostracoda · Knoxitidae
Records and references
Data: Paleobiology Database collection 76149 (CC BY 4.0) — view the source record
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Questions about USNM 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain
Can you collect at USNM 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain?
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 5553A. ½ mile east of fork in the road, on line between secs. 4 & 5, 3 miles easy of Springdale, south side of Webber Mountain?
Fossil.
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Source: Paleobiology Database.