Protected subtidal tidal channel community, Blackriver Group: Middle Ordovician, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira sp.
Hall 1862
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3 category | |||||||||
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Stenolaemata
- Cryptostomata
- Rhinidictyidae
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Stictopora labyrinthica
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3 category | |||||||||
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Ostracoda
- Leperditicopida
- Leperditiidae
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Leperditia sp.
Rouault 1851
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2 category | |||||||||
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Trilobita
- Proetida
- Bathyuridae
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Bathyurus extans
(Hall 1847)
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2 category | |||||||||
| 'rare' | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | New York |
| Coordinates: | 43.2° North, 75.5° West (view map) | ||
| Paleocoordinates: | 28.9° South, 58.2° West | ||
| Basis of coordinate: | based on political unit |
Time
| Period: | Ordovician | Epoch: | Middle Ordovician |
| 10 m.y. bin: | Ordovician 2-3 | ||
| *Period: | Middle Ordovician | ||
| Key time interval: | Middle Ordovician | ||
| Age range of interval: | 470 - 458.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Stratigraphy comments: "M. Ord., Black River Group" [no formation name given] |
Lithology and environment
| Primary lithology: | peloidal "carbonate" | ||
| Environment: | shallow subtidal indet. | Tectonic setting: | passive margin |
| Geology comments: "carbonate. (bioclastic, pelletal calcarenite). subtidal tidal channel. stable shelf" | |||
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:"Walker, 1972. GSA Bull." | |
Metadata
| Database number: | 405 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | J. Ju | Research group: | marine invertebrate |
| Created: | 1998-12-03 13:50:56 | Last modified: | 2017-01-07 23:16:19 |
| Access level: | the public | Released: | 1998-12-03 13:50:56 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60987. | K. R. Walker. 1972. Community Ecology of the Middle Ordovician Black River Group of New York State. Geological Society of America Bulletin 83(8):2499-2524 [M. Uhen/J. Ju/J. Ju] |