CHAPTER X 
UNGULATA (continucd )—PERISSODACTYLA (ODD-TOED 
UNGULATES )—LITOPTERNA 
Sup-Orgper 8. PERISSODACTYLA 
TuH¥sk Ungulates derive their name, which is that given by the late 
Fic, 121.—Bones of the manus A, of Tapir (Tapirus indicus). x +. B, of Rhinoceros 
(Rhinoceros sumotrensis), “4. CC, of Horse (Kquwus coballus), «4. oc, Cunei- 
form; 1, lunar; im, magnum; p, pisiform; &, radius ; s, scaphoid ; td, trapezoid : 
tm, trapezium; uv, unciform; U, ulna; J/-V, second to fifth digits; V in B, and // 
and IV in C, represented by rudimentary metacarpals. (From Flower’s Ostcology.) 
Sir Richard Owen, from the fact that the middle digit of the hand 
and foot is pre-eminent. As will be seen from Fig. 121, the axis of 
