64 
ELEMENTS OF MAMMALIAN ANATOMY. 
THE PELVIC LIMB. 
The pelvic or hind-limb of the cat is composed of the 
innominate bone, femur, patella, tibia, fibula, seven tarsals, 
five metatarsals, and twelve phalanges. 
The innominate bone is composed of four parts, the 
ilium, ischium, pubis (Figs. 21 and 38), and the small 
Fic. 38. VentTrRo LATERAL ASPECT 
oF Lert INNOMINATE BONE OF A 
KITTEN. 
ct, Cotyloid bone; ac, acetabulum; 
il, ileo-pectineal eminence; as, 
anterior inferior spine.—(Modi- 
fied after Jayne.) 
cotyloid bone. 
VENTRAL ASPECT OF THE 
Fic. 39. 
INNOMINATE Bones. 
ac, Acetabulum; ai, posterior infe- 
rior spine; ar, auricular surface; 
cr, crest; et, cotyloid notch; ip, 
ileopectineal eminence; is, body 
of ischium; ob, obturator fora- 
men; pb, body of pubis; s, spine; 
sm, symphysis pubis; sp, spine 
of pubis; sr, surface of ilium 
for attachment of spinal mus- 
cles; ¢b, tuberosity of the is- 
chium. 
The iim is the dorsal portion, extending 
down to and occupying about one-third of the acetabulum. 
The ischium includes the caudal portion of the bone, extend- 
ing ventral and forming two-thirds of the boundary of the 
