Price Formation
| Price Formation | |
|---|---|
| Stratigraphic range: Famennian- Tournaisian[1] | |
_9_(30196240080).jpg?lang=en) 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.
Fossil content
[edit]Invertebrates
[edit]Eurypterids
[edit]| Eurypterids reported from the Price Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Cyrtoctenus | C. bambachi | Western Virginia.[2] | A hibbertopterid. | ||
Plants
[edit]| Plants reported from the Price Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Cardiopteridium | C. nanum f. spetsbergense | Slender axes or portions of bipinnate fronds.[3] | |||
| Gnetopsis | G. hispida | Southwestern Virginia.[4] | Seeds.[4] | ||
| Lagenospermum | L. imparirameum | Southwestern Virginia.[4] | Seeds.[4] | ||
| Neuropteris | N. antiqua | Bipinnate fronds terminated by pinnules.[3] | |||
See also
[edit]
References
[edit]- ^ Paleozoic Sedimentary Successions of the Virginia Valley & Ridge and Plateau
- ^ 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.
- ^ a b 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.
- ^ a b c d 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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Categories:
- Geologic formations of Virginia
- Geologic formations of West Virginia
- Devonian geology of Virginia
- Devonian West Virginia
- Carboniferous geology of Virginia
- Carboniferous West Virginia
- Famennian Stage
- Tournaisian
- Carboniferous southern paleotropical deposits
- Carboniferous southern paleotemperate deposits
- Devonian southern paleotropical deposits
- Devonian southern paleotemperate deposits
- Shale formations of the United States
- Coal formations
- Siltstone formations of the United States
- Virginia geologic formation stubs