Where: Harding County, South Dakota (45.8° N, 103.9° W: paleocoordinates 52.1° N, 77.5° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Hell Creek Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size classes: macrofossils, mesofossils
• "bite marks were seen on some ribs and the left coracoid"
Collected by M. Triebold in 1992
Collection methods: quarrying, surface (float), surface (in situ), mechanical,
Primary reference: S.-i. Fujiwara and Y. Takakuwa. 2011. A sub-adult growth stage indicated in the degree of suture co-ossification in Triceratops. Bulletin of the Gunma Museum of Natural History 15:1-17 [M. Carrano/M. Carrano/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 124934: authorized by Matthew Carrano, entered by Matthew Carrano on 29.02.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
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