Also known as Triceratops flabellatus type, Hatcher Sk. 2
Where: Niobrara County, Wyoming (43.2° N, 104.6° W: paleocoordinates 49.6° N, 79.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Lance Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• "Laramie"
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; poorly lithified, sandy marl
Size classes: macrofossils, mesofossils
Collected by J. B. Hatcher in 1889; reposited in the YPM
Collection methods: quarrying, surface (in situ), mechanical,
• collected by J. B. Hatcher, June 1 1889
Primary reference: 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]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 46136: authorized by Matthew Carrano, entered by Matthew Carrano on 04.01.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Mammalia indet. Linnaeus 1758 mammal | |
Reptilia | |
"Triceratops flabellatus n. sp." = Triceratops horridus
|