Crooked Creek (Montana) (Cretaceous of the United States)
Where: Garfield County, Montana (47.6° N, 107.0° W: paleocoordinates 54.4° N, 80.1° W)
• coordinate based on political unit
When: Hell Creek Formation, Lancian (70.6 - 66.0 Ma)
Environment/lithology: terrestrial
Primary reference: R. E. Sloan and L. Van Valen. 1965. Cretaceous mammals from Montana. Science 148(3667):220-227 [J. Alroy/J. Alroy/J. Alroy]more details
PaleoDB collection 14523: authorized by John Alroy, entered by John Alroy on 21.09.1998
Creative Commons license: CC BY (attribution)
Taxonomic list
• originally a Barnum Brown AMNH locality
Show authors, comments, and common names
Mammalia | |
Mesodma thompsoni Clemens 1964 multituberculate | |
Meniscoessus robustus Marsh 1889 multituberculate includes Simpson's type of "M. borealis"; not clear why Meniscoessus is omitted by Sloan and Van Valen
Essonodon browni Simpson 1927 multituberculate
Cimolomys gracilis Marsh 1889 multituberculate presumably includes "Cimolodon nitidus" and definitely includes "Cimolodon sp." of Simpson 1927
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Didelphodon vorax Marsh 1889 metatherian | |
"Pediomys cooki" = Leptalestes cooki, "Pediomys hatcheri" = Protolambda hatcheri
"Pediomys cooki" = Leptalestes cooki Clemens 1966 metatherian presumably includes additional "Pediomys sp."
"Pediomys hatcheri" = Protolambda hatcheri Osborn 1898 metatherian |