Pueblo Section, Middle Shale Unit, Bed 7: Early/Lower Santonian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Myalinida
- Inoceramidae
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Cladoceramus undulatoplicatus
(Roemer 1852)
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Inoceramus sp.
Sowerby 1814
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Cordiceramus sp.
Heinz 1932
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| spelled with current rank as Inoceramus (Cordiceramus) | |||||||
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Cordiceramus arnoldi
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| spelled with current rank as Inoceramus (Cordiceramus) | |||||||
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Cephalopoda
- Ammonitida
- Scaphitidae
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Scaphites depressus
Reeside 1927
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Colorado | County: | Pueblo |
| Coordinates: | 38.3° North, 104.6° West (view map) | ||||
| Paleocoordinates: | 42.5° North, 71.4° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Santonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Early/Lower Santonian | ||
| Age range of interval: | 86.30000 - 83.60000 m.y. ago |
Stratigraphy
| Geological group: | Colorado | Formation: | Niobrara | Member: | Smoky Hill Shale |
| Local section: | Pueblo | Local bed: | 7 | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Middle Shale Unit, Cladoceramus undulatoplicatus inoceramid zone | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 74323 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | M. Carrano | Research group: | marine invertebrate |
| Created: | 2007-08-02 05:51:17 | Last modified: | 2012-01-31 16:15:45 |
| Access level: | the public | Released: | 2007-08-02 05:51:17 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 24956. | I. Walaszczyk and W. A. Cobban. 2007. Inoceramid fauna and biostratigraphy of the upper Middle Coniacian-lower Middle Santonian of the Pueblo Section (SE Colorado, US Western Interior). Cretaceous Research 28:132-142 [W. Kiessling/U. Merkel] |