Bobcat Pit: Kimmeridgian - Tithonian, Wyoming
collected by KU 1930, 1997–2004
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Equisetopsida
- Araucariaceae
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Araucaria sp.
de Jussieu 1789
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Bader 2003 | |||||||||
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? Araucaria sp.
de Jussieu 1789
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Bader 2003 | |||||||||
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Cycadopsida
- Cycadales
- Cycadaceae
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Cycadaceae indet.
Persoon 1807
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Bader 2003 | |||||||||
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Osteichthyes
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Osteichthyes indet.
Huxley 1880
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Bader 2003 | |||||||||
| "fish scales and bones" | ||||||||||
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Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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Bader 2003 | |||||||||
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Reptilia
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Allosaurus sp.
Marsh 1877
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Bader 2003 | 1 individual | ||||||||
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Coelurosauria indet.
Huene 1914
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Bader 2003 | 1 individual | ||||||||
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Reptilia
- Diplodocidae
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Diplodocidae indet.
Marsh 1884
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Bader 2003 | 1 individual | ||||||||
| KUVP 129717 | ||||||||||
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Reptilia
- Camarasauridae
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Camarasaurus sp.
Cope 1877
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Maltese 2002 | 4 individuals | ||||||||
| KUVP 129713, 129714 and 129716 | ||||||||||
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Reptilia
- Brachiosauridae
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Brachiosauridae indet.
Riggs 1904
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Bader 2003 | 2 individuals | ||||||||
| KUVP 129724, 133862, 142200, 144767 | ||||||||||
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Reptilia
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Othnielia sp.
Galton 1977
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Bader 2003 | 1 individual | ||||||||
| nomen dubium belonging to Ornithopoda | ||||||||||
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Reptilia
- Crocodylia
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Crocodylia indet.
(Owen 1842)
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Bader 2003 | |||||||||
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Reptilia
- Pleurosternidae
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Chelonia indet.
(Latreille 1800)
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4 individuals | |||||||||
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= Glyptops plicatulus
Cope 1877
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Bader 2003 | |||||||||
| nomen dubium belonging to Glyptops | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Weston |
| Coordinates: | 44.0° North, 104.2° West (view map) | ||||
| Paleocoordinates: | 39.3° North, 50.0° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| Key time interval: | Kimmeridgian - Tithonian | ||
| Age range of interval: | 154.80000 - 145.00000 m.y. ago |
Stratigraphy
| Formation: | Morrison | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: upper part of formation | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Secondary lithology: | planar lamination mudstone |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: "quartz sandstones and mudstones", with microfauna in a laminated mudstone and a bone-pebble conglomerate | |
| Environment: | fluvial indet. |
| Geology comments: fluvial deposit within a poorly drained floodplain | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
| Articulated whole bodies: | some |
| Associated major elements: | many |
| Disassociated major elements: | many |
| Disassociated minor elements: | many |
| Fragmentation: | occasional |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | KU | Collection dates: | 1930s, 1997–2004 |
| Collection method comments: originally discovered before WW II, then re-opened and excavated in 1997 | |||
Metadata
| Also known as: | Black Hills; KU-WY-121, KU Quarry | ||
| Database number: | 58507 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2006-02-10 06:51:13 | Last modified: | 2023-08-23 13:34:09 |
| Access level: | the public | Released: | 2006-02-10 06:51:13 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 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] |
Secondary references:
| 23484 | ETE | K. Bader. 2003. The local flora and fauna of a site in the upper Morrison Formation (Upper Jurassic) of northeastern Wyoming. Journal of Vertebrate Paleontology 23(3, suppl.):30A [M. Carrano/M. Carrano/M. Carrano] |
| 82673 | A. Maltese. 2002. Discovery of a divided initial chevron in Camarasaurus (Dinosauria, Sauropoda). Journal of Vertebrate Paleontology 22(3 (suppl.)):83A [M. Carrano/M. Carrano] | |
| 66403 | A. Maltese, E. Tschopp, F. Holwerda and D. Burnham. 2018. The real Bigfoot: a pes from Wyoming, USA is the largest sauropod pes ever reported and the northern-most occurrence of brachiosaurids in the Upper Jurassic Morrison Formation. PeerJ 6:e5250:1-24 [P. Mannion/P. Mannion/M. Carrano] |