Price Formation

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Price Formation
Stratigraphic range: Famennian- Tournaisian [1]
Semi-anthracite coal (Merrimac Coal, Lower Mississippian; Cloyds Mountain roadcut, Valley Coalfield, Virginia, USA) 9 (30196240080).jpg
Outcrop of Merrimac Coal, Price Formation; Valley Coalfield, Virginia
Type Geological formation
Sub-units Merrimac Coal, Langhorne Coal
Underlies Maccrady Formation and Greenbrier Group
Overlies Hampshire Group and Sunbury Shale
Lithology
Primary shale, siltstone
Other coal
Location
Region Virginia and West Virginia
Country United States

The Price Formation is a geologic formation in Virginia. It preserves fossils dating back to the Carboniferous period.

Contents

Fossil content

Invertebrates

Eurypterids

Eurypterids reported from the Price Formation
GenusSpeciesPresenceMaterialNotesImages
Cyrtoctenus C. bambachiWestern Virginia. [2] A hibbertopterid.

Plants

Plants reported from the Price Formation
GenusSpeciesPresenceMaterialNotesImages
Cardiopteridium C. nanum f. spetsbergenseSlender axes or portions of bipinnate fronds. [3]
Gnetopsis G. hispidaSouthwestern Virginia. [4] Seeds. [4]
Lagenospermum L. imparirameumSouthwestern Virginia. [4] Seeds. [4]
Neuropteris N. antiquaBipinnate fronds terminated by pinnules. [3]

See also

References

  1. ↑ Paleozoic Sedimentary Successions of the Virginia Valley & Ridge and Plateau
  2. ↑ 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.
  3. 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.
  4. 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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