McKenna Hollow (Cretaceous of the United States)

Where: McCone County, Montana (47.8° N, 106.1° W: paleocoordinates 54.4° N, 79.0° 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 14595: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Multituberculata - Cimolomyidae
Meniscoessus robustus Marsh 1889 multituberculate
 Multituberculata - Neoplagiaulacidae
Mesodma formosa Marsh 1889 multituberculate
Mesodma thompsoni Clemens 1964 multituberculate
 Tribosphenida - Stagodontidae
Didelphodon vorax Marsh 1889 metatherian