Kennecott Point, Graham Island, Queen Charlotte Islands, Section G 04: Angulata, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Psiloceratidae
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Badouxia canadensis
(Frebold 1951)
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see common names |
Geography
Country: | Canada | State/province: | British Columbia |
Coordinates: | 53.9° North, 133.2° West (view map) | ||
Paleocoordinates: | 0.8° South, 128.3° West | ||
Basis of coordinate: | stated in text |
Time
Period: | Jurassic | Epoch: | Early/Lower Jurassic |
Stage: | Hettangian | 10 m.y. bin: | Jurassic 1 |
Key time interval: | Angulata | Ammonoid zone: | Mineralense |
Age range of interval: | 201.40000 - 199.50000 m.y. ago |
Stratigraphy
Formation: | Sandilands |
Lithology and environment
Primary lithology: | fine,black,gray,blue lithified siltstone | ||
Secondary lithology: | lenticular,fine,medium,tuffaceous lithified sandstone | ||
Lithology description: It is typically composed of thinly bedded dark shale and dark grey or blue siltstone. Fine to medium grained sandstone, tuffaceous beds and limestone beds, lenses and concretions are common. | |||
Environment: | basinal (siliciclastic) | Tectonic setting: | back-arc basin |
Taphonomy
Modes of preservation: | mold/impression |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 84779 | ||
Authorizer: | J. Pálfy | Enterer: | M. Bosnakoff |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2008-11-11 05:22:12 | Last modified: | 2013-07-16 15:28:20 |
Access level: | the public | Released: | 2008-11-11 05:22:12 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
28435. | fossil record | L. M. Longridge, J. Pálfy, P. L. Smith and H. W. Tipper. 2008. Middle and late Hettangian (Early Jurassic) ammonites from the Queen Charlotte Islands, British Columbia, Canada. Revue de Paleobiologie, Geneve 27(1):191-248 [J. Pálfy/M. Bosnakoff] |