Southwestern District of Mackenzie, Flood Creek (G-1745): Whiterockian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Phacopida
- Cheiruridae
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Xystocrania perforator
(Billings 1865)
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Tremblay and Westrop 1991 | ||||||
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Trilobita
- Phacopida
- Pliomeridae
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Ectenonotus sp.
Raymond 1920
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Tremblay and Westrop 1991 | ||||||
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Trilobita
- Proetida
- Bathyuridae
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Bathyurus mackenziensis
Tremblay and Westrop 1991
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Tremblay and Westrop 1991 | ||||||
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Ostracoda
- Palaeocopida
- Leperditellidae
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Leperditella cf. germana
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| see common names | |||||||
Geography
| Country: | Canada | State/province: | Northwest Territories | County: | District of Mackenzie |
| Coordinates: | 62.2° North, 126.7° West (view map) | ||||
| Paleocoordinates: | 5.9° North, 59.4° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | ||
| 10 m.y. bin: | Ordovician 2-4 | ||
| Key time interval: | Whiterockian | Trilobite zone: | Bathyurus mackenziensis |
| Age range of interval: | 470.00000 - 457.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | "limestone" |
| Environment: | shallow subtidal indet. |
| Geology comments: Reference for setting is Tremblay and Westrop (1991) description of Sunblood Formation | |
Taphonomy
| Modes of preservation: | replaced with silica |
| Size of fossils: | macrofossils,microfossils |
Collection methods and comments
| Collection excludes: | all macrofossils |
| Collection methods: | chemical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | GSC |
Metadata
| Database number: | 102232 | ||
| Authorizer: | M. Hopkins | Enterer: | M. Hopkins |
| Modifier: | M. Hopkins | Research group: | marine invertebrate |
| Created: | 2011-01-12 04:38:51 | Last modified: | 2011-02-08 11:12:24 |
| Access level: | the public | Released: | 2011-01-12 04:38:51 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 7191. | M. J. Copeland. 1974. Middle Ordovician ostracoda from southwestern District of Mackenzie. Canada Geological Survey Bulletin (244)1-55 [S. Holland/T. Hanson/T. Hanson] |
Secondary references:
| 34691 | J. V. Tremblay and S. R. Westrop. 1991. Middle Ordovician (Whiterockian) trilobites from the Sunblood Formation, District of Mackenzie, Canada. Journal of Paleontology 65(5):801-824 [M. Hopkins/M. Hopkins] |