Lance Creek, near mouth of Lightning Creek: Late/Upper Maastrichtian, Wyoming
collected by J. B. Hatcher 1890
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Ceratopsidae
|
||||||||||
Triceratops elatus n. sp.
Marsh 1891
|
2 individuals | |||||||||
synonym of Triceratops horridus | ||||||||||
USNM 1201 (= Sk. 16), 4805 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Niobrara |
Coordinates: | 43.2° North, 104.6° West (view map) | ||||
Paleocoordinates: | 49.7° North, 79.4° West | ||||
Basis of coordinate: | estimated from map | ||||
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
Formation: | Lance | ||||
Local section: | Lull Lance Creek | Local bed: | 12 | ||
Local order: | top to bottom | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "about the middle of the Laramie series" |
Lithology and environment
Primary lithology: | poorly lithified sandy "shale" |
Includes fossils? | Y |
Lithology description: "a loose bed of arenaceous shale" | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils |
Associated major elements: | all |
Fragmentation: | occasional |
Collection methods and comments
Collection methods: | selective quarrying,surface (in situ),mechanical,field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | USNM,YPM | ||
Collectors: | J. B. Hatcher | Collection dates: | 23 Oct 1890 |
Collection method comments: second specimen found about 10 feet away from type, in same horizon |
Metadata
Also known as: | T. elatus type site, Hatcher Sk. 16 | ||
Database number: | 46130 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-01-04 11:47:58 | Last modified: | 2023-07-20 15:08:33 |
Access level: | the public | Released: | 2005-01-04 11:47:58 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
12304. | ETE | J. B. Hatcher, O. C. Marsh, and R. S. Lull. 1907. The Ceratopsia. Monographs of the United States Geological Survey 49:1-198 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
82750 | S. W. Keenan and J. B. Scannella. 2014. Paleobiological implications of a Triceratops bonebed from the Hell Creek Formation, Garfield County, northeastern Montana. 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 503:349-364 [M. Carrano/M. Carrano] | |
13599 | ETE | T. M. Lehman. 1990. The ceratopsian subfamily Chasmosaurinae: sexual dimorphism and systematics. In K. Carpenter and P. J. Currie (eds.), Dinosaur Systematics: Perspectives and Approaches, Cambridge University Press, Cambridge 211-229 [M. Carrano/M. Carrano/M. Carrano] |
14177 | ETE | R. S. Lull. 1915. The mammals and horned dinosaurs of the Lance Formation of Niobrara County, Wyoming. The American Journal of Science, series 4 40(238):319-348 [M. Carrano/M. Carrano/M. Carrano] |
12314 | ETE | R. S. Lull. 1933. A revision of the Ceratopsia or horned dinosaurs. Memoirs of the Peabody Museum of Natural History 3(3):1-175 [M. Carrano/M. Carrano/M. Carrano] |
55599 | J. H. Ostrom and P. Wellnhofer. 1986. The Munich specimen of Triceratops with a revision of the genus. Zitteliana 14:111-158 [M. Carrano/M. Carrano] |