Key to the Lagomorpha
           
 
 Overall coloration gray or buffy gray; ears long, considerably longer than head, tipped with black; top of tail and adjacent rump black; interparietal indistinct and without obvious sutures (Fig. 25a)
   
 Overall coloration brown; ears about as long as head, not conspicuously black tipped; top of tail same color as body, not black; interparietal distinct and with obvious sutures (Fig. 25b)
 
           
Artiodactyla
 - 
Carnivora
 - 
Chiroptera
 - 
Didelphimorphia
 - 
Insectivora
 - 
Lagomorpha
 - 
Rodentia
 - 
Xenarthra
Scientific Names - Common Names