C-18178 and C-18179: Hettangian - Bajocian, Canada
collected by T. P. Poulton
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Trigoniida
- Myophorellidae
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Myophorella aff. freboldi
Poulton 1979
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| Hypotype GSC 43280 from C-18178 | ||||||||||
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Vaugonia ? yukonensis
Poulton 1979
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| n. sp., Holotype GSC 43284, Paratypes 43283, 43285, 43286 from C-18179 | ||||||||||
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Vaugonia cf. yukonensis
Poulton 1979
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| Hypotype GSC 43288 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Yukon |
| Coordinates: | 61.5° North, 136.2° West (view map) | ||
| Paleocoordinates: | 36.5° North, 76.4° West | ||
| Basis of coordinate: | stated in text |
Time
| Period: | Jurassic |
| Key time interval: | Hettangian - Bajocian |
| Age range of interval: | 201.40000 - 168.20000 m.y. ago |
Stratigraphy
| Geological group: | Laberge | ||||
| Stratigraphy comments: Fossil beds stated as probably Middle Bajocian in Poulton, 1979 | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Secondary lithology: | lithified sandstone |
| Lithology description: (No description in Poulton text) "Undifferentiated Laberge and Lewes River Group shale, greywacke, and conglomerate between Open Creek and Teslin River; JLcg- conglomerate, like that of the Conglomerate Formation, but with some chert olasts; TRH?- limestone, probably part of the Lewes River Group. Laberge map area." (Tempelman-Kluit, 1984) | |
| Environment: | marginal marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | GSC |
| Collectors: | T. P. Poulton |
Metadata
| Database number: | 125788 | ||
| Authorizer: | G. Stanley | Enterer: | H. Shepherd |
| Modifier: | J. Alroy | ||
| Created: | 2012-03-23 08:31:43 | Last modified: | 2012-10-27 23:07:44 |
| Access level: | the public | Released: | 2012-03-23 08:31:43 |
| 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] |