near Washburn: Tremadocian, Tennessee
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Bisonocerida
- Piloceratidae
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Allopiloceras breve
Ulrich et al. 1943
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Tennessee | County: | Grainger |
| Coordinates: | 36.3° North, 83.6° West (view map) | ||||
| Paleocoordinates: | 29.6° South, 79.6° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | local area |
Time
| Period: | Ordovician | Epoch: | Early/Lower Ordovician |
| Stage: | Tremadocian | 10 m.y. bin: | Ordovician 1 |
| Key time interval: | Tremadocian | ||
| Age range of interval: | 485.40000 - 477.70000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | dolomite |
| Includes fossils? | Y |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body,recrystallized,original aragonite |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 189226 | ||
| Authorizer: | B. Kröger | Enterer: | B. Kröger |
| Modifier: | B. Kröger | ||
| Created: | 2017-10-06 02:45:16 | Last modified: | 2017-10-11 01:37:32 |
| Access level: | the public | Released: | 2017-10-06 02:45:16 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 13254. | E. O. Ulrich, A. F. Foerste, and A.K. Miller. 1943. Ozarkian and Canadian cephalopods. Part II, Brevicones. Geological Society of America Special Papers 49:1-240 [P. Wagner/P. Wagner/M. Uhen] |