Dunvegan #43 (GSC 5514): Early Cenomanian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Angiospermae
- Laurales
- Lauraceae
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Platanus latiloba
Newberry 1868
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Angiospermae
- Proteales
- Platanaceae
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Platanus affinis
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| see common names | |||||||
Geography
| Country: | Canada | State/province: | British Columbia |
| Coordinates: | 55.7° North, 120.1° West (view map) | ||
| Paleocoordinates: | 58.1° North, 73.2° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
| Key time interval: | Early Cenomanian | ||
| Age range of interval: | 100.5 - 93.9 m.y. ago |
Stratigraphy
| Formation: | Dunvegan |
| Stratigraphic resolution: | formation |
Lithology and environment
| Lithology description: "The strata consist generally of alternating series of sandstones and shales with all gradients between the two....contains clay ironstone concretions, large plant stems and tree trunk imprints and casts, ripple markings, worm borings... carbonaceous fragments and coal seams..." | |
| Environment: | fluvial-lacustrine indet. |
Taphonomy
| Modes of preservation: | mold/impression,adpression,original carbon |
| Size of fossils: | macrofossils |
| Temporal resolution: | snapshot |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | all microfossils,some macrofossils |
| Collection methods: | bulk,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | GSC |
| Collection method comments: For futher modifications, refer to D.R. Crabtree. 1987. Angiosperms of the Northern Rocky Mountain: Albian to Campanian (Cretaceous) megafossil floras. Annals of the Missouri Botanical Garden 74:707-747 | |
Metadata
| Database number: | 35069 | ||
| Authorizer: | B. Tiffney | Enterer: | J. Fosdick |
| Modifier: | B. Tiffney | Research group: | paleobotany |
| Created: | 2003-10-29 11:03:55 | Last modified: | 2006-09-16 19:47:09 |
| Access level: | database members | Released: | 2003-10-29 11:03:55 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 8525. | W. A. Bell. 1962. Upper Cretaceous floras of the Dunvegan, Bad Heart, and Milk River Formations of Western Canada. Geological Survey of Canada 94:1-76 [B. Tiffney/J. Fosdick/J. Fosdick] |