Where: Carter County, Montana (45.8° N, 105.0° W: paleocoordinates 52.3° N, 78.1° W)
When: Hell Creek Formation, Maastrichtian (72.1 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collected by Winkey, Peck, & Nielsen in 1940; reposited in the AMNH
Collection methods: quarrying, mechanical,
• Found by William Winkley, and collected by W. H. Peck & Thomas G. Nielsen, 1940
Primary reference: B. Brown and E. M. Schlaikjer. 1943. A study of the troƶdont dinosaurs with the description of a new genus and four new species. Bulletin of the American Museum of Natural History 82(5):115-150 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 47627: authorized by Matthew Carrano, entered by Matthew Carrano on 28.02.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
"Pachycephalosaurus grangeri n. gen. n. sp." = Pachycephalosaurus wyomingensis
"Pachycephalosaurus grangeri n. gen. n. sp." = Pachycephalosaurus wyomingensis Gilmore 1931 ornithischian AMNH 1696
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