MOR HC-069, Wankel T-Rex: Late/Upper Maastrichtian, Montana
collected by K. Wankel, J. Horner, P. Leiggi 1988–1991
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Tyrannosauridae
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Tyrannosaurus rex
Osborn 1905
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1 individual | |||||||||
MOR 555/USNM 555000 ("Wankel rex") | ||||||||||
= Tyrannosaurus regina n. sp.
Paul et al. 2022
|
Paul et al. 2022 | |||||||||
synonym of Tyrannosaurus rex | ||||||||||
Reptilia
- Ceratopsidae
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Triceratops sp.
Marsh 1889
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Scannella and Fowler 2014 | 4 specimens | ||||||||
MOR 598, 599, 669, 670 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Montana | County: | McCone |
Coordinates: | 47.7° North, 106.3° West (view map) | ||||
Paleocoordinates: | 54.4° North, 79.2° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
Key time interval: | Late/Upper Maastrichtian | ||
Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
Geological group: | Montana | Formation: | Hell Creek |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | sandstone |
Includes fossils? | Y |
Environment: | coarse channel fill |
Geology comments: "a low grade, shallow (<2 m deep) sandy meandering channel" |
Taphonomy
Modes of preservation: | body,soft parts |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils |
Spatial orientation: | preferred |
Preservation of anatomical detail: | excellent |
Associated major elements: | some |
Fragmentation: | occasional |
Temporal resolution: | snapshot |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | selective quarrying,surface (in situ),mechanical,field collection | ||
Reason for describing collection: | general faunal/floral analysis | ||
Collectors: | K. Wankel, J. Horner, P. Leiggi | Collection dates: | 1988–1991 |
Metadata
Also known as: | Fort Peck Lake | ||
Database number: | 157187 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2014-06-06 16:08:21 | Last modified: | 2022-09-29 15:45:37 |
Access level: | the public | Released: | 2014-06-06 16:08:21 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
51520. | J. R. Horner and D. Lessem. 1993. The Complete T. rex 1-239 [M. Carrano/M. Carrano] |
Secondary references:
48939 | R. E. Barrick and W. J. Showers. 1994. Thermophysiology of Tyrannosaurus rex; evidence from oxygen isotopes . Science 265(5169):222-224 [M. Uhen/S. Alam] | |
82296 | G. S. Paul, W. S. Persons, and J. Van Raalte. 2022. The tyrant lizard king, queen and emperor: multiple lines of morphological and stratigraphic evidence support subtle evolution and probable speciation within the North American genus Tyrannosaurus. Evolutionary Biology 49(2):156-179 [M. Carrano/M. Carrano] | |
82752 | J. B. Scannella and D. W. Fowler. 2014. A stratigraphic survey of Triceratops localities in the Hell Creek Formation, northeastern Montana (2006–2010). In G. P. Wilson, W. A. Clemens, J. R. Horner, & J. H. Hartman (eds.), Through the End of the Cretaceous in the Type Locality of the Hell Creek Formation in Montana and Adjacent Areas. Geological Society of America Special Paper 503:313-332 [M. Carrano/M. Carrano] | |
82683 | J. Schmitt and M. H. Schweitzer. 2002. Paleoenvironmental controls on modes of extraordinary vertebrate fossil preservation, Upper Cretaceous Hell Creek Formation, northeast Montana. Journal of Vertebrate Paleontology 22(3 (suppl.)):104A [M. Carrano/M. Carrano] |