Owingsville, exit of I-64 to KY 60: Richmondian, Kentucky
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Endocerida
- Endoceratidae
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? Cameroceras sp.
Conrad 1842
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1 specimen | |||||||||
| USNM 468713 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Kentucky | County: | Bath |
| Coordinates: | 38.1° North, 83.7° West (view map) | ||||
| Paleocoordinates: | 26.9° South, 58.4° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| Stage: | Katian | 10 m.y. bin: | Ordovician 5 |
| Key time interval: | Richmondian | ||
| Age range of interval: | 449.80000 - 446.00000 m.y. ago |
Stratigraphy
| Formation: | Bull Fork | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: "Upper part of Bull Fork Formation. [...] 50 ft below contact with Preachersville Member of the Drakes Formation." | |||||
Lithology and environment
| Primary lithology: | claystone | ||
| Secondary lithology: | shelly/skeletal "limestone" | ||
| Lithology description: " [...] interbedded clay shale and thin fossiliferous limestone [...]. Preserved faunas contains diverse, abundant brachiopods, bryozoans, corals, stromatoporoids, gastropods, nautiloids, pelecypods, ostracodes, trilobites, and crinoids." | |||
| Environment: | deep subtidal shelf | Tectonic setting: | foreland basin |
| Geology comments: " [...] deposited in deeper water, lower-energy environments, [...]. Water depths were below fair-weather wave base but within the zone of storm-current reworking, [...] " | |||
Taphonomy
| Modes of preservation: | cast |
| Size of fossils: | macrofossils |
| Temporal resolution: | time-averaged |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection excludes: | some macrofossils,difficult macrofossils |
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | USNM |
| Taxonomic list comments:see comments on lithology | |
Metadata
| Also known as: | collection KY-5 | ||
| Database number: | 87922 | ||
| Authorizer: | B. Kröger | Enterer: | T. Liebrecht |
| Modifier: | T. Liebrecht | Research group: | marine invertebrate |
| Created: | 2009-03-28 15:33:32 | Last modified: | 2009-04-30 09:15:56 |
| Access level: | the public | Released: | 2009-03-28 15:33:32 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 24575. | R. C. Frey. 1995. Middle and Upper Ordovician nautiloid cephalopods of the Cincinnati Arch region of Kentucky, Indiana, and Ohio. U.S. Geological Survey Professional Paper 1066P:1-126 [S. Holland/S. Holland] |