Cedar Run is a fossil collection site in Washington, Texas, cataloged in the Paleobiology Database. Fossils here come from the Oakville Formation, dated to the Hemingfordian (18.5–16.3 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Archaeohippus blackbergi, Desmatippus texanus, Prosynthetoceras, Problastomeryx primus, Nexuotapirus marslandensis, Tayassuidae.

Geologic setting

Formation: Oakville
Geologic interval: Hemingfordian
Age: 18.5–16.3 Ma
Depositional environment: terrestrial indet.
Recorded occurrences: 13

Locality notes

5 mi W of Burton

Fossils found here

Archaeohippus blackbergi

Mammalia · Equidae

Desmatippus texanus

Mammalia · Equidae

Prosynthetoceras

Mammalia · Protoceratidae

Problastomeryx primus

Mammalia · Moschidae

Nexuotapirus marslandensis

Mammalia · Tapiridae

Tayassuidae

Mammalia · Tayassuidae

Phlaocyon minor

Mammalia · Canidae

Daphoenodon

Mammalia · Amphicyonidae

Leporidae

Mammalia · Leporidae

Palaeocastor fossor

Mammalia · Castoridae

Pseudopalaeocastor barbouri

Mammalia · Castoridae

Rodentia

Mammalia

Diceratherium annectens

Mammalia · Rhinocerotidae

Records and references

Data: Paleobiology Database collection 18617 (CC BY 4.0) — view the source record

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Questions about Cedar Run

Can you collect at Cedar Run?

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 Cedar Run?

Fossil.

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Source: Paleobiology Database.