Where: Alberta, Canada (51.5° N, 112.9° W: paleocoordinates 59.2° N, 84.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Horseshoe Canyon Formation (Edmonton Group), Early/Lower Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: "channel"; sideritic, silty, carbonaceous shale and ironstone
Size classes: macrofossils, mesofossils
Collection methods: surface (float), surface (in situ), sieve,
Primary reference: M. J. Ryan, P. J. Currie, J. D. Gardner, M. K. Vickaryous, and J. M. Lavigne. 2000. Baby hadrosaurid material associated with an unusually high abundance of Troodon teeth from the Horseshoe Canyon Formation, Upper Cretaceous, Alberta, Cananda. Gaia 15:123-133 [M. Carrano/K. Maguire/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 60563: authorized by Matthew Carrano, entered by Kaitlin Maguire on 17.05.2006, edited by John Alroy and Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Hadrosauridae indet. Cope 1869 hadrosaurid | |
Paronychodon sp. Cope 1876 maniraptoran | |
Richardoestesia sp. Currie et al. 1990 maniraptoran | |
| |
Tyrannosauridae indet. Osborn 1906 tyrannosaurid | |
Mammalia | |
Mammalia indet. Linnaeus 1758 mammal | |
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