Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Lagomorpha Brandt, 1855 - lagomorphs Family Leporidae Batsch, 1788 - hares and rabbits Genus Sylvilagus Gray, 1867 - cottontails Subgenus Microlagus Trouessart, 1897 Sylvilagus bachmani (Waterhouse, 1839) - brush rabbit Sylvilagus bachmani cinerascens (J. Allen, 1890)