BHH (talus collection), Cape Phillips Fm., Baillie-Hamilton Island, Northwest Te: Wenlock, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Trilobita
- Odontopleurida
- Odontopleuridae
|
||||||||||
|
Laethoprusia sp.
Ramskold 1991
|
Adrain and Ramskold 1997 | |||||||||
| new species | ||||||||||
|
Taemasaspis sp.
Chatterton 1971
|
Adrain and Ramskold 1997 | |||||||||
| new species 1 | ||||||||||
|
Ceratocephala sp.
Warder 1838
|
Adrain and Ramskold 1997 | |||||||||
| species 2 | ||||||||||
|
Radiaspis sp.
Richter and Richter 1917
|
Adrain and Ramskold 1997 | |||||||||
| species 1 | ||||||||||
|
Kettneraspis wrightae
Adrain and Ramskold 1997
|
Adrain and Ramskold 1997 | |||||||||
| new species - originally entered as "Ketneraspis wrightae" | ||||||||||
|
Edgecombeaspis johansonae
|
Adrain and Ramskold 1997 | |||||||||
| new species | ||||||||||
|
Trilobita
- Phacopida
- Calymenidae
|
||||||||||
|
Arcticalymene viciousi
|
||||||||||
|
Arcticalymene rotteni
|
||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Northwest Territories |
| Coordinates: | 75.1° North, 94.0° West (view map) | ||
| Paleocoordinates: | 2.3° North, 32.3° West |
Time
| Period: | Silurian | Epoch: | Wenlock |
| 10 m.y. bin: | Silurian 2 | ||
| Key time interval: | Wenlock | Zone: | perneri-opimus (Graptolite) |
| Age range of interval: | 433.40000 - 427.40000 m.y. ago |
Stratigraphy
| Formation: | Cape Phillips |
Lithology and environment
| Primary lithology: | calcareous "carbonate" |
| Secondary lithology: | "shale" |
| Environment: | slope |
| Geology comments: "A series of carbonate debris flows [into basinal shales] derived from the platform margin is preserved in this area. It is from these gravity flow deposits that silicified fossils have been recovered." | |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: This collection was made from talus. | |
| Taxonomic list comments:Calymenid trilobites only; article states there is a rich graptolite fauna as well. | |
Metadata
Reference information
Primary reference:
| 17. | J. M. Adrain and G. D. Edgecombe. 1997. Silurian (Wenlock) Calymenid trilobites from the Cape Phillips Formation, central Canadian Arctic. Journal of Paleontology 71(4):657-682 [J. Alroy/M. Sommers/J. Alroy] |
Secondary references:
| 19 | J. M. Adrain and L. Ramskold. 1997. Silurian Odontopleurinae (Trilobita) from the Cape Phillips Formation, Arctic Canada. Journal of Paleontology 71(2):237-261 [J. Alroy/M. Sommers/P. Wagner] |