Upper Canyon section. PR 3 Bed 47. Peel River: Arenig, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pterobranchia
- Graptoloidea
- Phyllograptidae
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Tetragraptus approximatus
Nicholson 1873
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recombined as Paratetragraptus approximatus | |||||||
Tetragraptus quadribrachiatus
(Hall 1858)
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see common names |
Geography
Country: | Canada | State/province: | Yukon |
Coordinates: | 65.9° North, 135.7° West (view map) | ||
Paleocoordinates: | 8.9° North, 57.1° West |
Time
Period: | Ordovician | ||
10 m.y. bin: | Ordovician 2 | ||
Key time interval: | Arenig | Graptolite zone: | Tetragraptus approximatus |
Age range of interval: | 477.70000 - 468.40000 m.y. ago |
Stratigraphy
Geological group: | Road River | Formation: | Lower Road River |
Local section: | Peel River 3 | Local bed: | 47 m |
Local order: | bottom to top | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | black cherty/siliceous "shale" |
Lithology description: black chert, dark shale & limestone; debris flows, thin conglomerates & turbidites | |
Environment: | carbonate indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 203979 | ||
Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
Created: | 2019-08-28 23:31:04 | Last modified: | 2019-08-28 23:31:04 |
Access level: | the public | Released: | 2019-08-28 23:31:04 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
69909. | D. E. Jackson and A. C. Lenz. 2006. The sequence and correlation of Early Ordovician (Arenig) graptolite faunas in the Richardson Trough and Misty Creek Embayment, Yukon Territory and District of Mackenzie, Canada. Canadian Journal of Earth Sciences 43:1791-1820 [P. Wagner/P. Wagner] |