Quarry 8, Como Bluff (YPM): Tithonian, Wyoming
collected by W. Reed
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudines
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Chelonia indet.
(Latreille 1800)
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1 individual | ||||||
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Reptilia
- Goniopholididae
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Goniopholis sp.
Owen 1842
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1 individual | ||||||
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Reptilia
- Theropoda
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Allosaurus sp.
Marsh 1877
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1 individual | ||||||
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"Coelurus fragilis
Marsh 1879
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1 individual | ||||||
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Reptilia
- Stegosauridae
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Stegosaurus sp.
Marsh 1877
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1 individual | ||||||
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Reptilia
- Camarasauridae
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Camarasaurus sp.
Cope 1877
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1 individual | ||||||
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Reptilia
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Diplodocus sp.
Marsh 1878
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1 individual | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Albany |
| Coordinates: | 41.9° North, 106.0° West (view map) | ||||
| Paleocoordinates: | 37.8° North, 52.6° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 2093 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Late Jurassic |
| Stage: | Tithonian | 10 m.y. bin: | Jurassic 6 |
| Key time interval: | Tithonian | ||
| Age range of interval: | 149.2 - 145 m.y. ago |
Stratigraphy
| Formation: | Morrison | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: upper part of formation | |||||
Lithology and environment
| Primary lithology: | gray,green argillaceous,silty claystone |
| Includes fossils? | Y |
| Lithology description: "pale gray to green-gray silty claystone with some carbonate and mud clasts" | |
| Environment: | pond |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Museum repositories: | YPM |
| Collectors: | W. Reed |
Metadata
| Also known as: | WY-19 | ||
| Database number: | 39347 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2004-05-26 15:15:48 | Last modified: | 2023-08-23 15:45:16 |
| Access level: | the public | Released: | 2004-05-26 15:15:48 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 10618. | J. H. Ostrom and J. S. McIntosh. 1999. Marsh's Dinosaurs: The Collections from Como Bluff. Yale University Press, New Haven 1-388 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 15179 | ETE | J. R. Foster. 2003. Paleoecological analysis of the vertebrate fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain region, U.S.A. New Mexico Museum of Natural History and Science Bulletin 23:1-95 [M. Carrano/M. Carrano] |
| 13281 | ETE | C. E. Turner and F. Peterson. 1999. Biostratigraphy of dinosaurs in the Upper Jurassic Morrison Formation of the Western Interior, U.S.A. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:77-114 [M. Carrano/M. Carrano/M. Carrano] |