22.2 km northwest of Port-Menier, at Falaise Ouest (West Cliff).: Gamachian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Stauriida
- Stauriidae
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Palaeophyllum clion
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Stromatoporoidea
- Clathrodictyida
- Clathrodictyidae
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Clathrodictyon sp.
Nicholson and Murie 1878
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| see common names | |||||||
Geography
| Country: | Canada | State/province: | Québec | County: | Anticosti Island |
| Coordinates: | 49.8° North, 64.3° West (view map) | ||||
| Paleocoordinates: | 22.7° South, 39.0° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| 10 m.y. bin: | Ordovician 5 | ||
| *Period: | Late/Upper Ordovician - Early/Lower Silurian | *Epoch: | Llandoverian (minimum) | *Local age/stage: | Richmondian |
| Key time interval: | Gamachian | Other zone: | Spinachitina taugourdeaui |
| Age range of interval: | 446.00000 - 443.80000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Ellis Bay | Member: | Lousy Cove | ||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: Petryk's Member 6; Normalograptus persculptus graptolite zone | |||||
Lithology and environment
| Primary lithology: | "limestone" |
| Includes fossils? | Y |
| Lithology description: "Comparatively clean lime carbonates." | |
| Environment: | carbonate indet. |
| Geology comments: Environmental call by T. Hanson. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils,microfossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: Collection also includes colonies of cateniporids, heliolitids, and favositids. | |
Metadata
| Also known as: | Anticosti Island, West Cliff, Ellis Bay Formation Member 6 | ||
| Database number: | 24371 | ||
| Authorizer: | S. Holland | Enterer: | T. Hanson |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2002-08-05 16:42:40 | Last modified: | 2010-06-18 22:08:00 |
| Access level: | the public | Released: | 2002-08-05 16:42:40 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 6866. | C. R. Barnes, A. A. Petryk, and T. E. Bolton. 1981. Anticosti Island, Québec. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group Guidebook 1:1-24 [S. Holland/T. Hanson/S. Bruning] |
Secondary references:
| 32814 | A. Soufiane and A. Achab. 2000. Chitinozoan zonation of the Late Ordovician and the Early Silurian of the island of Anticosti, Québec, Canada. Review of Palaeobotany and Palynology 109:85-101 [P. Wagner/P. Wagner] |