Key to the Artiodactyla
           
 
Head and neck dark reddish brown, sides pale reddish, rump patch large and creamy white; tail short and inconspicuous; antlers with main beam directed backward, only brow tine extending forward over face (Fig. 73); posterior narial aperture not divided into two parts by vomer; upper canines present
   
Head and neck color not contrasting with rest of body; white on rump confined to area around tail; tail long enough to be conspicuous; antlers with main portion bending forward over face; posterior narial aperture divided into two parts by vomer; upper canines absent
 
           
Artiodactyla
 - 
Carnivora
 - 
Chiroptera
 - 
Didelphimorphia
 - 
Insectivora
 - 
Lagomorpha
 - 
Rodentia
 - 
Xenarthra
Scientific Names - Common Names