Class Mammalia Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Suborder Sciurognathi (Tullberg, 1899) see Suborder Sciuromorpha Brandt, 1855
       Family Sciuridae Batsch, 1788 - squirrels, chipmunks, marmots, and prairie dogs
         Subfamily Sciurinae Batsch, 1788 - tree and ground squirrels
           Genus Marmota Blumenbach, 1779 - marmots
             01 Marmota baibacina (Brandt, 1843) - steppe marmot
             02 Marmota bobak (Müller, 1776) - Bobak marmot
             03 Marmota broweri Hall & Gilmore, 1934 - Alaska marmot
             04 Marmota caligata (Eschholtz, 1829) - hoary marmot
             05 Marmota camtschatica (Pallas, 1811) - black-capped marmot
             06 Marmota caudata (Jaquemont, 1844) - long-tailed marmot
             07 Marmota flaviventris (Audubon & Bachman, 1841) - yellow-bellied marmot
             08 Marmota himalayana (Hodgson, 1841) - Himalayan marmot
             09 Marmota marmota (C. Linnaeus, 1758) - Alpine marmot
             10 Marmota menzbieri (Kashkarov, 1925) - Menzbier's marmot
             11 Marmota monax (C. Linnaeus, 1758) - woodchuck
             12 Marmota olympus (Merriam, 1898) - Olympic marmot
             13 Marmota sibirica (Radde, 1862) Tarbagan - Siberian marmot
             14 Marmota vancouverensis Swarth, 1911 - Vancouver marmot