Locality 2 (Wanakah Shale, Smokes Creek, NY): Givetian, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea
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Camerata indet.
Wachsmuth and Springer 1885
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1 specimen | ||||||
Crinoidea
- Monobathrida
- Hapalocrinidae
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Cyttarocrinus eriensis
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8 specimens | ||||||
Crinoidea
- Diplobathrida
- Rhodocrinitidae
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Gilbertsocrinus spinigerous
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2 specimens | ||||||
Crinoidea
- Poteriocrinina
- Decadocrinidae
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Zostocrinus ornatus
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2 specimens | ||||||
unclassified
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Syaptocrinus nintius
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1 specimen | ||||||
Crinoidea
- Poteriocrinina
- Decadocrinidae
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Decadocrinus multinodosus
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2 specimens | ||||||
Crinoidea
- Botryocrinidae
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Botryocrinus sentosus
Goldring 1923
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1 specimen | ||||||
Ancyrocrinus bulbosus
Hall 1862
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1 specimen | ||||||
Crinoidea
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Kophinocrinus spiniferous
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1 specimen | ||||||
see common names |
Geography
Country: | United States | State/province: | New York | County: | Erie |
Coordinates: | 42.8° North, 78.8° West (view map) | ||||
Paleocoordinates: | 36.6° South, 26.2° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Devonian | Epoch: | Middle Devonian |
Stage: | Givetian | 10 m.y. bin: | Devonian 3 |
*Period: | Middle Devonian | *Epoch: | Middle Middle Devonian | *Local age/stage: | Tioughniogan |
Key time interval: | Givetian | ||
Age range of interval: | 387.7 - 382.7 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Ludlowville | Member: | Wanakah | ||
Local section: | Smokes Creek | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: The Ludlowville Formation is a member of the Hamilton Group, this is an upper Wanakah section |
Lithology and environment
Primary lithology: | gray argillaceous mudstone |
Lithology description: the wanakah is a dark gray fissile mudrock, 12-21 m thick, composed of approximately 97% clay, mostly illite and chlorite, with minor amounts of quartz silt and calcite. | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection excludes: | all microfossils |
Collection methods: | surface (in situ),mechanical,field collection |
Collection method comments: This is one of two crinoid lists for locality 2, taken from different fossiliferous horizons. |
Metadata
Database number: | 5663 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | C. Ferguson | Research group: | marine invertebrate |
Subset of collection #: | 5661 | ||
Created: | 1999-11-10 11:08:37 | Last modified: | 2004-04-27 18:49:56 |
Access level: | the public | Released: | 2000-11-20 13:53:27 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
347. | C. R. Clement. 1982. The Occurrence and Paleoecology of Echinoderm Asseblages in the Ludlowville Shales (Middle Devonian) of western Erie County, New York. 1-110 [A. Miller/K. Layou/M. Uhen] |