Mapes TXV-08: Virgilian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Pseudorthocerida
- Pseudorthoceratidae
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Pseudorthoceras knoxense
(McChesney 1859)
|
2 specimens | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Texas | County: | Young |
| Coordinates: | 33.1° North, 98.6° West (view map) | ||||
| Paleocoordinates: | 5.7° South, 32.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Carboniferous | Epoch: | Pennsylvanian |
| Stage: | Gzhelian | 10 m.y. bin: | Carboniferous 5 |
| Key time interval: | Virgilian | ||
| Age range of interval: | 303.70000 - 298.90000 m.y. ago |
Stratigraphy
| Formation: | Graham | Member: | Wayland Shale |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | recrystallized,original aragonite,replaced with calcite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 93704 | ||
| Authorizer: | B. Kröger | Enterer: | B. Kröger |
| Modifier: | B. Kröger | Research group: | marine invertebrate |
| Created: | 2010-01-28 15:44:47 | Last modified: | 2010-01-28 17:45:55 |
| Access level: | the public | Released: | 2010-01-28 15:44:47 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 30544. | B. Kröger and R. H. Mapes. 2005. Revision of some common Carboniferous genera of North American orthocerid nautiloids. Journal of Paleontology 79(5):1002-1011 [M. Clapham/M. Clapham] |