Mesodma thompsoni Clemens 1964 (multituberculate)

Mammalia - Multituberculata - Neoplagiaulacidae

Synonym: Mesodma garfieldensis Archibald 1982

Belongs to Mesodma according to S. L. Donohue et al. 2013

See also Alroy 2002, Archibald 1982, Clemens and Kielan-Jaworowska 1979, Kielan-Jaworowska et al. 2004, Sloan and Van Valen 1965 and Smith and Wilson 2017

Sister taxa: Mesodma ambigua, Mesodma formosa, Mesodma hensleighi, Mesodma primaeva, Mesodma pygmaea, Mesodma senecta

Type specimens:

  • Mesodma thompsoni: Its type locality is Lull 2 Quarry (UCMP V-5620), which is in a Maastrichtian terrestrial sandstone in the Lance Formation of Wyoming
  • Mesodma garfieldensis: UCMP 116622, a mandible. Its type locality is Worm Coulee 1, which is in a Puercan coarse channel fill sandstone in the Tullock Formation of Montana.

Ecology: arboreal omnivore


• Paleocene of Canada (1: Saskatchewan collection), United States (7: Montana, New Mexico, Texas)

• Cretaceous of Canada (6: Alberta, Saskatchewan), United States (35: Montana, North Dakota, South Dakota, Utah, Wyoming)

Total: 49 collections including 50 occurrences

Show more details

Specimen images are retrieved through the ePANDDA API.

Click image to enlarge. Click to access iDigBio record.