Genus
Odocoileus (White-tailed and mule deer)
Odocoileus hemionus columbianus. Photo: (c) Kim Cabrera, some rights reserved (CC BY-NC-ND)
Odocoileus is a genus of medium-sized deer (family Cervidae) containing two species native to the Americas. The name is sometimes spelled odocoeleus; it is from a contraction of the roots odonto- and coelus meaning “hollow-tooth”.