CHAPTER XI 
UNGULATA (continued)—ARTIODACTYLA (EVEN-TOED 
UNGULATES )—SIRENIA 
SuB-OrpEer 10. ARTIODACTYLA. 
Tue Artiodactyle or “Even-toed” Ungulates are to be dis- 
VY i 
Fic. 138.—Bones of the Manus—A, of Pig (Sus scrofa). 4%. B, of Red Deer (Cervus 
elaphus). x%. (©, of Camel (Camelus bactrianus). x. c, Cuneiform ; /, lunar ; 
m, magnum ; m7, m°, second and fifth metacarpals; R, radius; s, scaphoid ; ¢d, 
trapezoid ; wv, unciform; U, ulna; JJ-V, second to fifth fingers. (From Flower's 
Osteology.) 
tinguished from the Perissodactyla, and from other Ungulate 
groups, by a number of trenchant characters. The most salient 
