Shell: Early/Lower Oxfordian, Wyoming
collected by F. R. O'Keefe
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Plesiosauria
- Cryptoclididae
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Tatenectes laramiensis
(Knight 1900)
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Pantosaurus striatus
(Marsh 1891)
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Wilhelm and O'Keefe 2010 | |||||||||
USNM 536965, partial skeleton | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Natrona |
Coordinates: | 43.6° North, 107.8° West (view map) | ||||
Paleocoordinates: | 38.3° North, 51.9° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Jurassic | Epoch: | Late/Upper Jurassic |
Stage: | Oxfordian | 10 m.y. bin: | Jurassic 5 |
Key time interval: | Early/Lower Oxfordian | ||
Age range of interval: | 161.50000 - 154.80000 m.y. ago |
Stratigraphy
Lithology and environment
Primary lithology: | glauconitic poorly lithified "shale" |
Secondary lithology: | poorly lithified sandstone |
Includes fossils? | Y |
Environment: | marginal marine indet. |
Glacial or sequence phase: | transgressive |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | medium |
Abundance in sediment: | few |
Fragmentation: | frequent |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | selective quarrying,surface (float),surface (in situ),mechanical,field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | UNSM,UW |
Collectors: | F. R. O'Keefe |
Metadata
Database number: | 96690 | ||
Authorizer: | M. Carrano, P. Mannion | Enterer: | H. Street, J. Tennant |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2010-06-25 12:50:44 | Last modified: | 2010-12-08 15:01:58 |
Access level: | the public | Released: | 2010-06-25 12:50:44 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
32950. | F. R. O'Keefe and H. P. Street. 2009. Osteology of the cryptocleidoid plesiosaur Tatenectes laramiensis, with comments on the taxonomic status of the Cimoliasauridae. Journal of Vertebrate Paleontology 29(1):48-57 [M. Carrano/H. Street] |
Secondary references:
35010 | B. C. Wilhelm and F. R. O'Keefe. 2010. A new partial skeleton of a cryptocleidoid plesiosaur from the Upper Jurassic Sundance Formation of Wyoming. Journal of Vertebrate Paleontology 30(6):1736-1742 [M. Carrano/H. Street] |