GSC Loc. 47867 - Greely Fiord [Deer Bay Fm]: Valanginian, Canada
collected by Thorsteinsson 1961
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Polyptychitidae
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Thorsteinssonoceras ellesmerensis
Jeletzky 1965
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see common names |
Geography
Country: | Canada | State/province: | Nunavut |
Coordinates: | 80.5° North, 83.0° West (view map) | ||
Paleocoordinates: | 69.9° North, 5.0° West | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 |
Key time interval: | Valanginian | ||
Age range of interval: | 139.80000 - 132.60000 m.y. ago |
Stratigraphy
Formation: | Deer Bay | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Deer Bay Fm, for which lithostratigraphic relations are not discussed. AGE: Valanginian, on the basis of ammonite and bivalve biostratigraphy; Buchia keyserlingi zone. STRATIGRAPHIC POSITION: About 443-444 m above the base of the Deer Bay Fm; from locally derived tallus. |
Lithology and environment
Primary lithology: | lithified "siliciclastic" |
Includes fossils? | Y |
Lithology description: SPECIFIC LITHOLOGY: Not stated in text, but likely to be siliciclastic. LITHIFICATION: Lithified, on the basis of figured specimens. | |
Environment: | marine indet. |
Geology comments: ENVIRONMENT: Not reported in text, but apparently marine siliciclastic. |
Taphonomy
Modes of preservation: | mold/impression |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | surface (float),field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | GSC | ||
Collectors: | Thorsteinsson | Collection dates: | 1961 |
Collection method comments: COLLECTOR: Thorsteinsson, 1961. REPOSITORY: Geological Survey of Canada (GSC). | |||
Taxonomic list comments:COVERAGE: Exhaustive for marine invertebrate fauna. NOMENCLATURE: Authoritative publication with modern nomenclature and species-resolution identifications. |
Metadata
Database number: | 87424 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
Created: | 2009-03-17 10:20:22 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2009-03-17 10:20:22 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
29438. | J. A. Jeletzky. 1965. Thorsteinssonoceras. A new craspeditid ammonitre from the Valanginian of Ellesmere Island, Arctic Archipelago. Geological Survey of Canada Bulletin 120:1-16 [A. Hendy/A. Hendy] |