02-CFY-23B: Chatfieldian, Kentucky
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira modesta
(Hall 1847)
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8 individuals | ||||||
Rhynchonellata
- Rhynchonellida
- Orthorhynchulidae
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Orthorhynchula sublinneyi
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4 individuals | ||||||
Rhynchonellata
- Orthida
- Plectorthidae
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Hebertella parkensis
(Foerste 1909)
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1 individual | ||||||
original and current combination Hebertella parksensis | |||||||
Rhynchonellata
- Orthida
- Platystrophiidae
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Platystrophia sp.
King 1850
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5 individuals | ||||||
Strophomenata
- Strophomenida
- Rafinesquinidae
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Rafinesquina sp.
Hall and Clarke 1892
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18 individuals | ||||||
see common names |
Geography
Country: | United States | State/province: | Kentucky | County: | Madison |
Coordinates: | 37.9° North, 84.3° West (view map) | ||||
Paleocoordinates: | 27.6° South, 63.1° West | ||||
Basis of coordinate: | unpublished field data | ||||
Geographic resolution: | small collection |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 4-5 | *Local age/stage: | Chatfieldian |
Key time interval: | Chatfieldian | ||
Age range of interval: | 453.70000 - 451.10000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Clays Ferry | ||
Local section: | Clays Ferry | Local bed: | 23 m |
Local order: | bottom to top | ||
Regional section: | Frankfort, KY | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | intraclastic,shelly/skeletal,gray lithified grainstone | ||
Secondary lithology: | gray lithified mudstone | ||
Includes fossils? | Y | ||
Environment: | open shallow subtidal | Tectonic setting: | cratonic basin |
Taphonomy
Modes of preservation: | body,original calcite |
Temporal resolution: | time-averaged |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection excludes: | all microfossils |
Collection methods: | observed (not collected) |
Collection size: | 36 individuals |
Rock censused: | 1800 cm2 (area) |
Reason for describing collection: | paleoecologic analysis |
Metadata
Database number: | 48819 | ||
Authorizer: | S. Holland | Enterer: | S. Holland | Research group: | marine invertebrate |
Created: | 2005-03-30 10:55:41 | Last modified: | 2005-03-30 13:55:41 |
Access level: | the public | Released: | 2005-03-30 10:55:41 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
9838. | S. M. Holland and M. E. Patzkowsky. 2004. Ecosystem structure and stability: middle Upper Ordovician of central Kentucky, USA. Palaios 19(4):316-331 [S. Holland/S. Holland/S. Bruning] |