Coal Oil Canyon: Middle Campanian, Kansas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Plesiosauria
- Elasmosauridae
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Styxosaurus snowii
(Williston 1890)
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| original and current combination Cimoliosaurus snowii | ||||||||||
| complete skeleton | ||||||||||
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Actinopteri
- Aulopiformes
- Enchodontidae
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Enchodus sp.
Agassiz 1835
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Actinopteri
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Clupeomorpha indet.
Greenwood et al. 1966
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| "small" | ||||||||||
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Chondrichthyes
- Lamniformes
- Anacoracidae
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Squalicorax cf. pristodontus
(Agassiz 1835)
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| one tooth | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Kansas | County: | Logan |
| Coordinates: | 38.9° North, 101.1° West (view map) | ||||
| Paleocoordinates: | 44.5° North, 71.1° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| *Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
| *International age/stage: | Middle Campanian | ||
| Key time interval: | Middle Campanian | Zone: | Baculites maclearni |
| Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Geological group: | Montana | Formation: | Pierre Shale | Member: | Sharon Springs |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | concretionary poorly lithified "shale" |
| Lithology description: "soft, fissile, bituminous shale... contains numerous bentonites and septarian concretions" | |
| Environment: | offshore |
| Geology comments: "shallow inland sea" | |
Taphonomy
| Modes of preservation: | body,concretion,replaced with pyrite |
| Size of fossils: | macrofossils,mesofossils |
| Articulated whole bodies: | some |
| Disassociated minor elements: | some |
Collection methods and comments
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Database number: | 25692 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2002-09-22 11:06:41 | Last modified: | 2012-01-31 16:55:15 |
| Access level: | the public | Released: | 2002-09-22 11:06:41 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 7164. | D. J. Cicimurri and M. J. Everhart. 2001. An elasmosaur with stomach contents and gastroliths from the Pierre Shale (Late Cretaceous) of Kansas. Transactions of the Kansas Academy of Science 104(3-4):129-143 [J. Alroy/J. Alroy/J. Alroy] |