[1] Perissodactyla [2] Odd-toed hoofed mammals, Including living horses, rhinoceroses and tapirs, and including extinct titanotheres and chalicotheres [0] 
Order
K i n g d o m
P h y l u m
S u b - P h y l u m
C l a s s
O r d e r
F a m i l y
G e n u s
S p e c i e s
S u b - S p e c i e s