Class [Mammalia] Linnaeus, 1758 - mammals
Count: [*] 21o;132f;1061g;4316s; ‡1f;5g;38s
   Order Rodentia Bowdich, 1821 - rodents
  Count: [*] 29f;399g;1788s; ‡1g;16s
     Family Sciuridae Batsch, 1788 - squirrels, chipmunks, marmots, and prairie dogs
    Count: [*] 49g;259s
       Subfamily Pteromyinae Brandt, 1855 - flying squirrels
      Count: [*] 14g;44s
         Genus Petinomys Thomas, 1908 - dwarf flying squirrels
        Count: [*] 8s
           Petinomys bartelsi see Hylopetes bartelsi Chasen, 1939
          Count: -