S10-10-87-CNA-KPB-10, Sandilands Fm., Graham Island, Queen Charlotte Islands: Late/Upper Hettangian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa
- Entactinaria
- Heptacladidae
|
||||||||||
Pseudoheptacladus informal sp. A
Lahm 1984
|
||||||||||
synonym of Parentactinosphaera | ||||||||||
Protozoa
- Entactinaria
- Eptingiidae
|
||||||||||
Charlottea weedensis
Carter et al. 1998
|
||||||||||
Protozoa
- Nassellaria
- Eucyrtidiidae
|
||||||||||
Protokatroma informal sp. A
Carter et al. 1998
|
||||||||||
synonym of Pseudoeucyrtis | ||||||||||
Pseudoeucyrtis angusta
Carter et al. 1998
|
||||||||||
Protozoa
- Nassellaria
- Parvicingulidae
|
||||||||||
Nitrader montegufonensis
Cordey and Carter 1996
|
||||||||||
Canoptum columbiaense
Carter et al. 1998
|
||||||||||
Canoptum unicum
Pessagno and Whalen 1982
|
||||||||||
Protozoa
- Nassellaria
- Ultranaporidae
|
||||||||||
Bipedis hiberiaensis
|
||||||||||
Bipedis helenae
Carter et al. 1998
|
||||||||||
Protozoa
- Nassellaria
|
||||||||||
Trexus dodgensis
Carter et al. 1998
|
||||||||||
Protozoa
- Xiphostylidae
|
||||||||||
Archaeocenosphaera laseekensis
Pessagno et al. 1989
|
||||||||||
Protozoa
- Spumellaria
- Pantanelliidae
|
||||||||||
Pantanellium freboldi
Carter et al. 1998
|
||||||||||
Pantanellium browni
Pessagno and Blome 1980
|
||||||||||
Pantanellium tanuense
Pessagno and Blome 1980
|
||||||||||
Protozoa
- Spumellaria
- Angulobracchiidae
|
||||||||||
Thurstonia minutaglobus
Carter et al. 1998
|
||||||||||
Protozoa
- Spumellaria
- Hagiastridae
|
||||||||||
Archaeohagiastrum aff. pobi
Carter et al. 1998
|
||||||||||
. | ||||||||||
Udalia parvacapsa
Carter et al. 1998
|
||||||||||
Udalia dennisoni
Carter et al. 1998
|
||||||||||
Udalia plana
Carter et al. 1998
|
||||||||||
Crucella hettangica
Kozur and Mostler 1990
|
||||||||||
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 | ||
Geographic resolution: | small collection |
Time
Period: | Jurassic | Epoch: | Early/Lower Jurassic |
Stage: | Hettangian | 10 m.y. bin: | Jurassic 1 |
Key time interval: | Late/Upper Hettangian | ||
Age range of interval: | 201.30000 - 196.50000 m.y. ago |
Stratigraphy
Geological group: | Kunga | Formation: | Sandilands | ||
Local section: | KPB | Local bed: | 45.2 m | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: sample from 45.2 m above base of section |
Lithology and environment
Primary lithology: | planar lamination siltstone | ||
Secondary lithology: | concretionary "limestone" | ||
Includes fossils? | Y | ||
Lithology description: The Sandilands Formation at Section 10 is sandy in the lower part but higher up is composed mostly of laminated siltstone with minor shale and sandstone and abundant limestone lenses and concretions. | |||
Environment: | basinal (siliciclastic) | Tectonic setting: | back-arc basin |
Taphonomy
Modes of preservation: | body |
Size of fossils: | microfossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 34140 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | U. Merkel | Research group: | micropaleontology |
Created: | 2003-08-20 10:30:29 | Last modified: | 2010-02-18 08:45:54 |
Access level: | the public | Released: | 2003-08-20 10:30:29 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
8989. | E. S. Carter, P. A. Whalen, and J. Guex. 1998. Biochronology and paleontology of Lower Jurassic (Hettangian and Sinemurian) radiolarians, Queen Charlotte Islands, British Columbia. Geological Survey of Canada Bulletin (496)1-162 [A. Miller/K. Layou/U. Merkel] |