White Head Fm, Perce, Ashgill, 62L51 - Patzkowsky: Ashgill, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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orthacids indet.
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informal dalmanellacids indet.
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Sowerbyella cf. thraivensis
Sowerby and Murchison 1839
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Plectambonites sericea | |||||||
Strophomenata
- Strophomenida
- Leptostrophiidae
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Brachyprion sp.
Shaler 1865
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Leptaena spp.
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Strophomenata
- Orthotetida
- Triplesiidae
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? Oxoplecia sp.
Wilson 1913
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Rhynchonellata
- Rhynchonellida
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Rhynchonellida indet.
Kuhn 1949
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Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Rhynchotrema sp.
Hall 1860
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see common names |
Geography
Country: | Canada | State/province: | Quebec | County: | Perce |
Coordinates: | 48.5° North, 64.2° West (view map) | ||||
Paleocoordinates: | 24.0° South, 39.2° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | local area |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 5 | ||
*Period: | Late/Upper Ordovician | *Epoch: | Ashgill - Ashgill |
Key time interval: | Ashgill | ||
Age range of interval: | 449.60000 - 443.80000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | White Head | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: White Head Fm is divided into 9 numbered units. This collection is from unit 3, with unit 1 being the base of the formation. |
Lithology and environment
Primary lithology: | lithified silty "shale" |
Lithology description: Little more than 50% silty shale, with ver common interbeds of micrite, silty to sandy limestone, calcarenitic limestone and calcarenite. | |
Environment: | marine indet. |
Taphonomy
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | paleoecologic analysis |
Taxonomic list comments:Brachiopods only. |
Metadata
Database number: | 11822 | ||
Authorizer: | M. Patzkowsky | Enterer: | A. Krug |
Modifier: | A. Krug | Research group: | marine invertebrate |
Created: | 2001-09-13 07:41:30 | Last modified: | 2004-06-03 14:17:11 |
Access level: | the public | Released: | 2001-09-13 07:41:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
4171. | P. M. Sheehan and P.J. Lesperance. 1981. Brachiopods from the White Head Formation (Late Ordovician-Early Silurian) of the Perce region, Quebec, Canada. IUGS Subcommission on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Field meeting, Anticosti-Gaspe, Quebec, 1981 2:1-321 [M. Patzkowsky/A. Krug/A. Krug] |