GSC loc. 89487, 89488: Late/Upper Bathonian - Early/Lower Callovian, Canada
collected by T.P. Poulton 1972
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Trigoniida
- Trigoniidae
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Myophorella montanaensis
(Meek 1873)
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| original and current combination Trigonia montanaensis | |||||||
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Bivalvia
- Trigoniida
- Myophorellidae
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Myophorella aff. dawsoni
Whiteaves 1878
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| see common names | |||||||
Geography
| Country: | Canada | State/province: | Alberta |
| Coordinates: | 49.7° North, 114.4° West (view map) | ||
| Paleocoordinates: | 43.6° North, 54.2° West | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Jurassic | Epoch: | Middle Jurassic |
| Key time interval: | Late/Upper Bathonian - Early/Lower Callovian | ||
| Age range of interval: | 168.20000 - 161.50000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | calcareous sandstone |
| Secondary lithology: | "shale" |
| Lithology description: May be facies equivalent of Rock Creek member (see Frebold, 1957, GSC Memoir 287). | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | GSC | ||
| Collectors: | T.P. Poulton | Collection dates: | 1972 |
Metadata
| Database number: | 139238 | ||
| Authorizer: | G. Stanley | Enterer: | H. Shepherd |
| Created: | 2013-02-09 14:38:43 | Last modified: | 2013-02-08 21:38:43 |
| Access level: | the public | Released: | 2013-02-09 14:38:43 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 40842. | T. P. Poulton. 1979. Jurassic Trigoniid Bivalves from Canada and Western United States of America. Geological Survey of Canada Bulletin 282 [G. Stanley/H. Shepherd/H. Shepherd] |