south side of Lightning Creek: Late/Upper Maastrichtian, Wyoming
collected by J. B. Hatcher 1891
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Baenidae
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Baena marshi n. sp.
Hay 1904
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Gaffney 1972 | 1 specimen | ||||||||
nomen dubium belonging to Eubaeninae | ||||||||||
YPM 299 (Hay, 1904, pp. 261-263, fig. 1, pl. 11; 1908, pp. 62, 63, fig. 39, pl. 8 fig. 2), Hay mentioned but did not figure carapace elements, but the type currently consists only of the plastron | ||||||||||
Reptilia
- Ceratopsidae
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Triceratops ? brevicornus
Hatcher and Lull 1905
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1 individual | |||||||||
YPM 1832, plesiotype (= Sk. 21) | ||||||||||
= Triceratops cf. brevicornis
Hatcher and Lull 1905
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Schuyf 1969 | |||||||||
synonym of Triceratops horridus | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Niobrara |
Coordinates: | 43.2° North, 104.7° West (view map) | ||||
Paleocoordinates: | 49.7° North, 79.5° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
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: | 8 |
Local order: | top to bottom | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | not reported |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils |
Associated major elements: | all |
Temporal resolution: | snapshot |
Collection methods and comments
Collection methods: | selective quarrying,mechanical,field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | YPM | ||
Collectors: | J. B. Hatcher | Collection dates: | 1891 |
Metadata
Also known as: | Lance Creek, Hatcher Sk. 21 | ||
Database number: | 52683 | ||
Authorizer: | M. Carrano, R. Benson | Enterer: | M. Carrano, R. Benson |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-08-16 14:36:46 | Last modified: | 2022-10-18 15:09:33 |
Access level: | the public | Released: | 2005-08-16 14:36:46 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
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] |
Secondary references:
704 | E. S. Gaffney. 1972. The systematics of the North American family Baenidae (Reptilia, Cryptodira). Bulletin of the American Museum of Natural History 147(5):245-312 [J. Alroy/M. Sommers/R. Benson] | |
14442 | ETE | O. P. Hay. 1908. The fossil turtles of North America. Carnegie Institution of Washington Publication 75:1-568 [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] | |
62405 | P. Schuyf. 1969. De kop van Triceratops cf. brevicornis HATCHER in het Mineralogisch-Geologisch Museum van de Technische Hogeschool te Delft [The head of Triceratops cf. brevicornis HATCHER in the Mineralogical-Geological Museum of the Technical University of Delft]. Grondboor en Hamer 1969(2):67-73 [M. Carrano/M. Carrano] |