Tullock Member: Early/Lower Paleocene, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Lycopodiopsida
- Isoetales
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Minerisporites glossoferus (Dijkstra) n. comb. megaspore
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Montana | County: | Dawson |
| Coordinates: | 47.0° North, 104.6° West (view map) | ||||
| Paleocoordinates: | 52.8° North, 80.1° West | ||||
| Basis of coordinate: | stated in text |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| Stage: | Danian | 10 m.y. bin: | Cenozoic 1 |
| Key time interval: | Early/Lower Paleocene | ||
| Age range of interval: | 66.00000 - 61.60000 m.y. ago |
Stratigraphy
| Formation: | Fort Union | Member: | Tullock | ||
| Stratigraphy comments: 26.2m (86ft) above the base of the formation. |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | deltaic indet. |
Taphonomy
| Modes of preservation: | original sporopollenin |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | USGS |
Metadata
| Also known as: | USGS Paleobotany loc. Nos. D4724-C. | ||
| Database number: | 33433 | ||
| Authorizer: | R. Lupia | Enterer: | B. Wilborn |
| Modifier: | P. Mannion | Research group: | paleobotany |
| Created: | 2003-07-29 18:45:03 | Last modified: | 2021-02-24 12:48:38 |
| Access level: | the public | Released: | 2003-07-29 18:45:03 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 8875. | R. H. Tschudy. 1976. Stratigraphic Distribution of Species of the Megaspore Genus Minerisporites in North America. United States Geological Survey Professional Paper 743-E:E1-E11 [R. Lupia/B. Wilborn/B. Wilborn] |