GSC #738721- Caribou Pass section: Atdabanian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Archaeocyatha
- Archaeocyathida
- Archaeocyathidae
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Pycnoidocyathus sekwiensis
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| n. sp. | ||||||||||
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Archaeocyatha
- Archaeocyathida
- Claruscoscinidae
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Claruscoscinus billingsi
Vologdin 1940
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| n. gen. | ||||||||||
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Archaeocyatha
- Capsulocyathida
- Coscinocyathidae
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Coscinocyathus fritzi
Handfield 1971
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| n. sp. | ||||||||||
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Archaeocyatha
- Ajacicyathida
- Sajanocyathidae
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Palmericyathus lineatus
Greggs 1959
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| n. sp. | ||||||||||
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Archaeocyatha
- Ajacicyathida
- Ethmophyllidae
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Cordilleracyathus blussoni
Handfield 1971
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| n. gen. et n. sp. | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Northwest Territories |
| Coordinates: | 63.6° North, 129.3° West (view map) | ||
| Paleocoordinates: | 1.8° South, 68.8° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cambrian | Epoch: | Series 2 |
| Stage: | Stage 3 | 10 m.y. bin: | Cambrian 2 |
| Key time interval: | Atdabanian | ||
| Age range of interval: | 521 - 515.6 m.y. ago |
Stratigraphy
| Formation: | Sekwi | ||||
| Local section: | Caribou Pass | Local bed: | 1700 ft | ||
| Local order: | bottom to top | ||||
| Regional section: | MacKenzie Mountains | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Collections are spread over a stratigraphic distance of 240 feet. 1700 ft above base of Sekwi Formation. | |||||
Lithology and environment
| Primary lithology: | dolomitic silty "limestone" |
| Includes fossils? | Y |
| Lithology description: Collections from silty, dolomitic limestone. | |
| Environment: | deep subtidal indet. |
Taphonomy
| Modes of preservation: | body,replaced with dolomite |
| Size of fossils: | macrofossils |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | GSC |
| Collection method comments: Collections made by Handfield during 1965 and 1966. Collections are reposited at Geological Survey of Canada | |
| Taxonomic list comments:Exhaustive for archaeocyathids; some trilobites | |
Metadata
| Also known as: | 73871 | ||
| Database number: | 49020 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2005-04-05 18:53:57 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2005-04-05 18:53:56 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 13072. | R. C. Handfield. 1971. Archaeocyatha from the MacKenzie and Cassiar Mountains, Northwest Territories, Yukon Territory and British Columbia. Geological Survey of Canada Bulletin 201:1-119 [A. Miller/A. Hendy/A. Hendy] |