District of Mackenzie, Esbataottine Mountain Bathyurus Biofacies (P-1127): Whiterockian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
|
|||||||
Rostricellula sp.
Ulrich and Cooper 1942
|
|||||||
Rhynchonellata
- Pentamerida
- Camerellidae
|
|||||||
Camerella sp.
Billings 1859
|
|||||||
Ostracoda
- Palaeocopida
- Leperditellidae
|
|||||||
Leperditella cf. germana
|
Copeland 1974 | ||||||
Trilobita
- Lichida
- Lichidae
|
|||||||
Amphilichas sp.
Raymond 1905
|
|||||||
Trilobita
- Proetida
- Bathyuridae
|
|||||||
Bathyurus sp.
Billings 1859
|
|||||||
Trilobita
- Phacopida
- Pterygometopidae
|
|||||||
Calyptaulax sp.
Cooper 1930
|
|||||||
see common names |
Geography
Country: | Canada | State/province: | Northwest Territories | County: | District of Mackenzie |
Coordinates: | 61.7° North, 125.9° West (view map) | ||||
Paleocoordinates: | 5.6° North, 59.9° West | ||||
Basis of coordinate: | stated in text | ||||
Geographic resolution: | outcrop |
Time
Period: | Ordovician | ||
10 m.y. bin: | Ordovician 2-4 | ||
*Period: | Middle Ordovician | *Local age/stage: | Whiterockian |
Key time interval: | Whiterockian | ||
Age range of interval: | 470 - 457 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | "limestone" |
Includes fossils? | Y |
Environment: | carbonate indet. |
Taphonomy
Modes of preservation: | replaced with silica |
Size of fossils: | macrofossils,microfossils |
Collection methods and comments
Collection excludes: | all microfossils,some macrofossils,species names |
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Collection method comments: Also includes ostracods, gastropods, and bryozoans. |
Metadata
Also known as: | P 1127, GSC loc. no. C-26327 | ||
Database number: | 25927 | ||
Authorizer: | S. Holland, M. Hopkins | Enterer: | T. Hanson, M. Hopkins |
Modifier: | M. Hopkins | Research group: | marine invertebrate |
Created: | 2002-09-28 17:23:03 | Last modified: | 2011-02-08 10:01:09 |
Access level: | the public | Released: | 2002-09-28 17:23:03 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
7069. | B. D. E. Chatterton and R. Ludvigsen. 1976. Silicified Middle Ordovician trilobites from the South Nahanni River Area, District of Mackenzie, Canada. Palaeontographica Abteilung A 154(1-3):1-106 [S. Holland/T. Hanson/T. Hanson] |
Secondary references:
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] |