Cottonwood Creek, Edgemont: Campanian, South Dakota
collected by B. Brown 1903
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Mosasauridae
|
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|
Clidastes propython
Cope 1869
|
1 specimen | |||||||||
| AMNH 5812, partial skull | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | South Dakota | County: | Fall River |
| Coordinates: | 43.3° North, 103.9° West (view map) | ||||
| Paleocoordinates: | 49.1° North, 71.2° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Formation: | Pierre Shale | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: "from the lower Pierre" | |||||
Lithology and environment
| Primary lithology: | "shale" |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Abundance in sediment: | rare |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | survey of museum collection | ||
| Collection size: | 1 specimens | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Museum repositories: | AMNH | ||
| Collectors: | B. Brown | Collection dates: | 1903 |
Metadata
| Database number: | 107644 | ||
| Authorizer: | M. Carrano | Enterer: | H. Street | Research group: | vertebrate |
| Created: | 2011-04-12 06:48:23 | Last modified: | 2011-04-11 16:48:23 |
| Access level: | the public | Released: | 2011-04-12 06:48:23 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 35745. | ETE | D. A. Russell. 1964. The Skull of American Mosasaurs. 1-386 [M. Carrano/H. Street/P. Wagner] |