Also known as Tyrannosaurus rex type, Fort Peck, Hell Creek, Sheba Mountain
Where: Dawson County, Montana (48.3° N, 105.8° W: paleocoordinates 54.8° N, 78.5° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Lance Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• 220 feet above Ft. Pierre in the "true Laramie"
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithified, concretionary, blue sandstone
Size class: macrofossils
Preservation: concretion
Collected by B. Brown in 1902, 1905; reposited in the AMNH
Collection methods: quarrying, surface (float), surface (in situ), mechanical,
Primary reference: H. F. Osborn. 1905. Tyrannosaurus and other Cretaceous carnivorous dinosaurs. Bulletin of the American Museum of Natural History 21(14):259-265 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 49005: authorized by Matthew Carrano, entered by Matthew Carrano on 05.04.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Tyrannosaurus rex n. gen. n. sp.
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