Yule, Little Missouri badlands: Late/Upper Maastrichtian, North Dakota
collected by A. G. Leonard 1908
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Ceratopsidae
|
|||||||
Triceratops horridus
(Marsh 1889)
|
2 individuals | ||||||
= Triceratops sp.
Marsh 1889
|
Lull 1933 | ||||||
see common names |
Geography
Country: | United States | State/province: | North Dakota | County: | Slope |
Coordinates: | 46.6° North, 103.7° West (view map) | ||||
Paleocoordinates: | 52.7° North, 77.0° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | local area |
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 | ||||
Stratigraphy comments: 200 ft above local unconformity |
Lithology and environment
Primary lithology: | not reported |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection | ||
Reason for describing collection: | general faunal/floral analysis | ||
Museum repositories: | USNM | ||
Collectors: | A. G. Leonard | Collection dates: | 1908 |
Metadata
Database number: | 191374 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2018-01-24 16:59:25 | Last modified: | 2018-01-24 17:32:08 |
Access level: | the public | Released: | 2018-01-24 16:59:25 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
46330. | F. H. Knowlton. 1909. The stratigraphic relations and paleontology of the "Hell Creek beds," Ceratops beds" and equivalents, and their reference to the Fort Union Formation. Proceedings of the Washington Academy of Sciences 11(3):179-238 [M. Carrano/M. Carrano] |
Secondary references:
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] |
46255 | T. W. Stanton. 1909. The age and stratigraphic relationships of the "Ceratops beds" of Wyoming and Montana. Proceedings of the Washington Academy of Sciences 11(3):239-293 [M. Carrano/M. Carrano] |