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Price Formation

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From Wikipedia, the free encyclopedia
Price Formation
Stratigraphic range: Famennian- Tournaisian[1]
Outcrop of Merrimac Coal, Price Formation; Valley Coalfield, Virginia
TypeGeological formation
Sub-unitsMerrimac Coal, Langhorne Coal
UnderliesMaccrady Formation and Greenbrier Group
OverliesHampshire Group and Sunbury Shale
Lithology
Primaryshale, siltstone
Othercoal
Location
RegionVirginia and West Virginia
CountryUnited States

The Price Formation is a geologic formation in Virginia and West Virginia[2]. It preserves fossils dating back to the Carboniferous period.

Fossil content

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Invertebrates

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Eurypterids

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Eurypterids reported from the Price Formation
GenusSpeciesPresence MaterialNotesImages
Cyrtoctenus C. bambachi Western Virginia.[3] A hibbertopterid.

Plants

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Plants reported from the Price Formation
GenusSpeciesPresence MaterialNotesImages
Cardiopteridium C. nanum f. spetsbergense Slender axes or portions of bipinnate fronds.[4]
Gnetopsis G. hispida Southwestern Virginia.[5] Seeds.[5]
Lagenospermum L. imparirameum Southwestern Virginia.[5] Seeds.[5]
Neuropteris N. antiqua Bipinnate fronds terminated by pinnules.[4]

See also

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References

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  1. ↑ Paleozoic Sedimentary Successions of the Virginia Valley & Ridge and Plateau
  2. ↑ Cardwell, D. H.; Erwin, R. B.; Woodward, H. P. (15 February 2023). "Geologic Map of West Virginia". West Virginia Geological and Economic Survey. WVGES. Retrieved 28 January 2026.
  3. ↑ Plotnick, Roy E.; Lamsdell, James C. (October 2022). "Eurypterids from the Price Formation of Virginia: First Eurypterids from the Mississippian of North America". Journal of Paleontology. 97: 167–171. doi:10.1017/jpa.2022.84. ISSN 0022-3360.
  4. 1 2 Gensel, Patricia G. (1 February 1988). "On Neuropteris brongniart and Cardiopteridium nathorst from the early carboniferous price formation, southwestern Virginia, U.S.A.". Review of Palaeobotany and Palynology. 54 (1): 105–119. doi:10.1016/0034-6667(88)90007-3. ISSN 0034-6667.
  5. 1 2 3 4 Gensel, Patricia G.; Skog, Judith E. (1977). "Two Early Mississippian Seeds from the Price Formation of Southwestern Virginia". Brittonia. 29 (3): 332–351. doi:10.2307/2806206. ISSN 0007-196X. JSTOR 2806206. S2CID 41721695.


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