PaleoDB taxon number: 47902
Alternative combinations: Arctomys monax, Marmota (Marmotops) monax, Marmotops monax, Mus monax
Synonyms: Arctomys ignavus Bangs 1899 (no. 44287), Arctomys melanopus Kuhl 1820 (no. 44289), Arctomys sibila Wolf 1808 (no. 44297), Glis canadensis Erxleben 1777 (no. 46656), Hyrax hudsonius Schreber 1792 (no. 133138), Lipura hudsonia Schreber 1792 (no. 133139), Marmota ochracea Swarth 1911 (no. 47904), Mus empetra Pallas 1778 (no. 48834)
Full reference: C. Linnaeus. 1758. Systema Naturae per Regna Tria Naturae, Secundum Classes, Ordines, Genera, Species, cum Characteribus, Differentiis, Synonymis, Locis. Editio Decima 1:1-824
Belongs to Marmota according to B. A. Frase and R. S. Hoffmann 1980
Sister taxa: Marmota arizonae, Marmota broweri, Marmota caligata, Marmota flaviventris, Marmota korthi, Marmota marmota, Marmota minor, Marmota nevadensis, Marmota olympus, Marmota vancouverensis, Lagomys sardus, Arctomys vetus, Arctomys primigenia, Arctomys tortus
Ecology: scansorial insectivore
Average measurements (in mm): M1 4.60 x 5.20, M2 4.70 x 5.60, M3 5.70 x 5.60, m1 5.43 x 4.81, m2 4.60 x 5.70, m3 6.40 x 6.30, femur length 82.8, humerus length 71.8, radius length 67.2, tibia length 77.6, ulna length 65.9
Estimated body mass: 1.72 kg based on femur length, humerus length, tibia length, and ulna length