03-BN-2.7: Richmondian, Indiana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Crinoidea
- Myelodactylida
- Iocrinidae
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Iocrinus sp.
Hall 1866
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1 individual | |||||||||
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unclassified
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Bryozoa indet.
Ehrenberg 1831
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1 individual | |||||||||
| encrusting | ||||||||||
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Stenolaemata
- Trepostomata
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Trepostomata indet.
Ulrich 1882
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14 individuals | |||||||||
| ramose | ||||||||||
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Rhynchonellata
- Orthida
- Platystrophiidae
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Platystrophia clarksvillensis
Foerste 1910
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1 individual | |||||||||
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Rhynchonellata
- Orthida
- Plectorthidae
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Hebertella occidentalis
(Hall 1847)
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4 individuals | |||||||||
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Rhynchonellata
- Orthida
- Plaesiomyidae
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Plaesiomys subquadrata
(Hall 1847)
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2 individuals | |||||||||
| recombined as Plaesiomys subquadratus | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Hiscobeccus capax
(Conrad 1842)
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12 individuals | |||||||||
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Strophomenata
- Strophomenida
- Strophomenidae
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Strophomena planumbona
(Hall 1847)
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8 individuals | |||||||||
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Rafinesquina alternata
(Conrad 1838)
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6 individuals | |||||||||
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Trilobita
- Asaphida
- Asaphidae
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Isotelus sp.
Dekay 1824
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1 individual | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Indiana | County: | Union |
| Coordinates: | 39.5° North, 84.9° West (view map) | ||||
| Paleocoordinates: | 25.3° South, 58.3° West | ||||
| Basis of coordinate: | unpublished field data | ||||
| Geographic resolution: | small collection |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| Stage: | Katian | 10 m.y. bin: | Ordovician 5 | *Local age/stage: | Richmondian |
| Key time interval: | Richmondian | ||
| Age range of interval: | 449.80000 - 446.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Liberty | ||||
| Local section: | Brookville North | Local bed: | 2.7 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: C5 sequence | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal,gray lithified packstone | ||
| Secondary lithology: | gray lithified mudstone | ||
| Includes fossils? | Y | ||
| Environment: | deep subtidal ramp | Tectonic setting: | cratonic basin |
Taphonomy
| Modes of preservation: | body,mold/impression,original calcite,replaced with calcite |
| Temporal resolution: | time-averaged |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | all microfossils |
| Collection methods: | observed (not collected) |
| Collection size: | 50 individuals |
| Rock censused: | 1500 cm2 (area) |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Database number: | 72437 | ||
| Authorizer: | S. Holland | Enterer: | S. Holland | Research group: | marine invertebrate |
| Created: | 2007-06-04 11:43:04 | Last modified: | 2007-06-04 14:43:04 |
| Access level: | the public | Released: | 2007-06-04 11:43:04 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 24429. | S. M. Holland and M.E. Patzkowsky. 2007. Gradient ecology of a biotic invasion: biofacies of the type Cincinnatian Series (Upper Ordovician), Cincinnati, Ohio region, USA. Palaios 22:408-423 [S. Holland/S. Holland] |