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Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton

St. Louis County, Missouri
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Next site in MissouriKnight's locality #7 · 1 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.

1 miKnight's locality #7Fossil3 miKnight's locality #38Fossil3 miKnight's locality #37Fossil

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About Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton

Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton is a fossil collection site in St. Louis, Missouri, cataloged in the Paleobiology Database. Fossils here come from the Pawnee Formation, dated to the Desmoinesian (312.8–306 million years ago). The depositional environment is recorded as carbonate indet. Documented finds include Pseudozygopleura (Pseudozygopleura), Levizygopleura williamsi, Pseudozygopleura (Pseudozygopleura) conica, Pseudozygopleura pluricostata, Pseudozygopleura tenuivirga, Palaeostylus cylindrata.

Geologic setting

Formation
Pawnee
Geologic interval
Desmoinesian
Age
312.8–306 Ma
Depositional environment
carbonate indet.
Recorded occurrences
25

Fossils found here

Pseudozygopleura (Pseudozygopleura)
Gastropoda · Pseudozygopleuridae
Levizygopleura williamsi
Gastropoda · Pseudozygopleuridae
Pseudozygopleura (Pseudozygopleura) conica
Gastropoda · Pseudozygopleuridae
Pseudozygopleura pluricostata
Gastropoda · Pseudozygopleuridae
Pseudozygopleura tenuivirga
Gastropoda · Pseudozygopleuridae
Palaeostylus cylindrata
Gastropoda · Orthonemidae
Meekospira peracuta
Gastropoda · Meekospiridae
Microdoma conicum
Gastropoda · Microdomatidae
Amaurotoma subsinuata
Gastropoda · Microdomatidae
Anomphalus umbilicatus
Gastropoda · Anomphalidae
Naticopsis wortheniana
Gastropoda · Naticopsidae
Trachydomia nodosa
Gastropoda · Trachyspiridae
Soleniscus typicus
Gastropoda · Soleniscidae
Strobeus paludinaeformis
Gastropoda · Soleniscidae
Orthonema salteri
Gastropoda · Orthonematidae
Orthonema marvinwelleri
Gastropoda · Orthonematidae
Orthonema inornatum
Gastropoda · Orthonematidae
Bairdia citriformis
Ostracoda · Bairdiidae
Bairdia
Ostracoda · Bairdiidae
Fabalicypris glennensis
Ostracoda · Bairdiidae
Bythocypris
Ostracoda · Bythocyprididae
Silenites lenticularis
Ostracoda · Bairdiocyprididae
Paraparchites
Ostracoda · Paraparchitidae
Aechmina
Ostracoda · Aechminidae
Jonesina
Ostracoda · Kloedenellidae

Records and references

Data: Paleobiology Database collection 69770 (CC BY 4.0) — view the source record

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Questions about Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton

Can you collect at Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton?

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 Locality 6. 200 ft. north of Clayton Rd., 1st street west of Kirkwood-Ferguson Trolly tracks, "Davis Place" subdivision, Clayton?

Fossil.

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Meteorite nearbyA 1 kg stony meteorite fell at St. Louis in 1950, 6 miles from here.

Source: Paleobiology Database.