Where: South Dakota (45.1° N, 102.0° W: paleocoordinates 50.9° N, 75.8° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Hell Creek Formation (Montana Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: coarse channel fill; sandstone
Size class: macrofossils
Collected by S. Hendrickson, P. Larson in 1990; reposited in the FMNH
Collection methods: quarrying, surface (in situ), mechanical,
Primary reference: J. R. Horner and D. Lessem. 1993. The Complete T. rex 1-239 [M. Carrano/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 157189: authorized by Matthew Carrano, entered by Matthew Carrano on 06.06.2014, edited by Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Ornithopoda indet. Marsh 1881 ornithopod | |
Edmontosaurus sp. Lambe 1917 hadrosaurine | |
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? Dromaeosauridae indet. Colbert and Russell 1969 maniraptoran | |
"Tyrannosaurus imperator n. sp." = Tyrannosaurus rex3
"Tyrannosaurus imperator n. sp." = Tyrannosaurus rex3 Osborn 1905 tyrant lizard king FMNH PR 2081 (= BHI 2033)
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Amphibia | |
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