Class Mammalia Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Suborder Sciurognathi (Tullberg, 1899) see Suborder Sciuromorpha Brandt, 1855 Family Dipodidae Fischer de Waldheim, 1817 - jerboas Subfamily Sicistinae Allen, 1901 Genus Sicista Gray, 1827 - birch mice Sicista betulina (Pallas, 1779) - northern birch mouse