84 FAUNA ANTIQUA SIVALENSIS. 
PiaTe LXIV. 
Hippopotamus (Hexaprotodon) Sivalensis. 
Figs. 1 to 12.—Vertebre, mainly dorsal and lumbar. Fig. 1 is a 
cervical vertebra; fig. 2 is the 5th cervical; fig. 3 is an anterior (1st?) 
dorsal; fig. 4 is the second dorsal; fig. 5 is the fourth dorsal; fig. 
6 is the second dorsal; fig. 7 is the fifth dorsal; fig. 8 is the seventh 
dorsal; fig. 9 is the fourth and fifth dorsals, united, with a fragment 
of rib on each side; fig. 10 is the eighth dorsal; and figs. 11 and 12 
are lumbar vertebre.—B.M. 
Figs. 18, 13 a, 14, and 14a.—Bones of sacrum, different views.— 
B.M. 
Figs. 15, 15a, and 150.—Sacrum. Anterior and lateral view.— 
B.M. 
Fig. 16.—Fragment of ilium.—B.M. 
Figs. 17 and 17 a.—Portion of pelvis, showing acetabulum. Two 
different views.—B.M. 
Figs. 18 and 18 a.—Portion of pelvis, showing acetabulum. Two 
different views.—B.M. 
PuiaTte LXV. 
Hippopotamus (Hexaprotodon) Sivalensis. Bones of the anterior 
extremity. 
Figs. 1, 1 a, and 16.—Fragment of scapula, three different views, 
showing spine, upper margin, and glenoid cavity.—B.M. 
Figs. 2 and 2a.—Fragment of scapula, less perfect, showing spine 
and glenoid cavity. —B.M. 
Figs. 8 and 8 a.—Fragment of scapula with spine and glenoid cavity. 
—B.M. 
Figs. 4 and 4 a.—Fragment of scapula with spine and glenoid cavity. 
—B.M. 
Fig. 5.—Glenoid cavity of scapula.—B.M. 
Figs. 6 to 8.—Three specimens of upper articulating extremity of 
humerus; three views of each.—B.M. 
Figs. 9 and 9 a.—Shows the bones of the elbow joint, the lower end 
of the humerus, and the upper end of the radius and ulna.—B.M. 
Figs. 10 to 13.—Show four different specimens of lower end of 
humerus; three views of each specimen.—B.M. 
_ Figs. 14 and 15.—Two fragments showing upper articulating end of 
ulna; two views of each.—B.M. 
Figs. 16, 16 a, 166, and 16 ¢.—Single bone of fore-arm, nearly per- 
fect.—B.M. 
Figs. 17 and 17 «.—Upper end of fore-arm.—B.M. 
Fig. 18.—Lower end of fore-arm.—B.M. 
Figs. 19 and 19 a—Lower end of radius and ulna, with bones of 
carpus :—a. scaphoid; 6. semilunar; ¢. cuneiform; d. pisiform in 
a 
