Offshore zone -8, East Ridge Quadrangle, Little Chickamauga Creek: Caradoc, Georgia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Atrypida
- Cyclospiridae
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Cyclospira sp.
Hall and Clarke 1893
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Rhynchonellata
- Atrypida
- Protozygidae
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Protozyga sp.
Hall and Clarke 1893
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Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira sp.
Hall 1862
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Stenolaemata
- Trepostomida
- Monticuliporidae
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Homotrypa sp.
Ulrich 1882
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Gastropoda
- Murchisoniina
- Lophospiridae
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Lophospira sp.
Whitfield 1886
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Anthozoa
- Stauriida
- Stauriidae
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Favistella sp.
Dana 1846
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Georgia | County: | Catoosa |
| Coordinates: | 34.9° North, 85.1° West (view map) | ||||
| Paleocoordinates: | 29.3° South, 66.0° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| 10 m.y. bin: | Ordovician 4-5 | ||
| *Period: | Middle Ordovician - Late/Upper Ordovician | ||
| Key time interval: | Caradoc | ||
| Age range of interval: | 458.40000 - 449.60000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Stratigraphy comments: no information given |
Lithology and environment
| Primary lithology: | gray "limestone" |
| Includes fossils? | Y |
| Lithology description: massive, gray, coarsely crystalline limestone; dark gray, massive lutitic limestone with white calcite "eyes;" light gray, fine-grained crystalline limestone. | |
| Environment: | offshore indet. |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | species names |
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 33108 | ||
| Authorizer: | S. Holland | Enterer: | T. Hanson |
| Modifier: | S. Holland | Research group: | marine invertebrate |
| Created: | 2003-07-22 21:01:54 | Last modified: | 2004-10-20 13:20:03 |
| Access level: | the public | Released: | 2003-07-22 21:01:54 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 8741. | A. T. Allen and J. G. Lester. 1957. Zonation of the Middle and Upper Ordovician strata in northwestern Georgia. Georgia State Division of Conservation, the Geological Survey Bulletin 66:1-104 [S. Holland/T. Hanson/T. Hanson] |