east side, Cheyenne River: Campanian, South Dakota
collected by G. R. Wieland 1898
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Testudines
- Protostegidae
|
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Archelon marshii n. sp.
Wieland 1900
|
1 individual | |||||||||
| YPM 294 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | South Dakota | County: | Shannon |
| Coordinates: | 43.6° North, 102.8° West (view map) | ||||
| Paleocoordinates: | 49.2° North, 69.9° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 853 meters | ||||
| 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: "uppermost Fort Pierre Cretaceous, just beneath the Miocene or White River Formation" | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | mechanical,field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | YPM | ||
| Collectors: | G. R. Wieland | Collection dates: | Aug 1898 |
Metadata
| Database number: | 154803 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano | Research group: | vertebrate |
| Created: | 2014-03-13 13:43:38 | Last modified: | 2014-03-13 13:43:38 |
| Access level: | the public | Released: | 2014-03-13 13:43:38 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 50366. | G. R. Wieland. 1900. The skull, pelvis, and probable relationships of the huge turtles of the genus Archelon from the Fort Pierre Cretaceous of South Dakota. The American Journal of Science, series 4 9(52):237-251 [M. Carrano/M. Carrano] |