62 FAUNA ANTIQUA SIVALENSIS. 
Breadth of trochlear surface, 8'5 in. Smallest antero-posterior diameter of troch- 
lear surface, 3°5 in. 
Fig. 19.—Lower articulating end of right humerus. 
_ Length, 15° in. Breadth of inferior extremity, including external condyloid 
ridge, 12°4in. Breadth of trochlear surface, 9°7 in. Smallest antero-posterior 
diameter of trochlear surface, 4° in. 
Fig. 20.—Lower articulating end of right humerus. 
Breadth of inferior extremity, including external condyloid ridge, 12° in. 
Breadth of trochlear surface, 9°6 in. Smallest antero-posterior diameter of troch- 
lear surface, 4°7 in. 
Fig. 21.—Lower articulating end of right humerus. 
_Length, 15-7 in. Breadth of inferior extremity, including external condyloid 
ridge, 12°4 in. Breadth of trochlear surface, 10°1 in. Smallest antero-posterior 
diameter of trochlear surface, 4°3 in. 
Figs. 22, 22 a, and 22 6.—Upper end of shaft and articular surface 
of united radius and ulna, left side. 
Length, 22:4 in. Width of upper end or head (fig. 22 a), 7-4in. Depth (fig. 22 6), 
10°5 in. 
Figs. 23 and 23 b6.—Upper end of shaft and articular surface of 
united radius and ulna, right side. 
Length, 17: in. Width of upper end or head, 7°5 in. Depth (0), 12°2 in. 
Fig. 24.—Upper articular surface of radius and ulna, right side. 
Width of upper end or head, 9°6 in. Depth, 12-7 in. 
Fig. 25.—Upper articular surface of radius and ulna, left side. 
Width of upper end or head, 7° in. Depth, 10°8 in. 
Fig. 26.—Upper articular surface of radius and ulna, left side. 
Width, 7°8in. Depth, 10-2 in. 
Fig. 27.—Upper articular surface of radius and ulna, left side. ° 
Width, 6-8 in. Depth, 10° in. 
Fig. 28.—Upper articular surface of radius and ulna, left side. 
Depth to internal angle of ulna, 10°7 in. 
Figs. 29 and 29 a.—Upper articular surface of radius and ulna, 
right side. 
Length, 12°5 in. Depth to internal angle of ulna, 11°3 in. 
PLATE XLIX. 
Bones of anterior extremity of Proboscidea. 
Fig. 1.—Fragment of right scapula, showing spine, glenoid 
cavity, &e. 
Length of fragment, 22°7 in. Breadth of fragment (greatest), 13:in. Greatest 
height of spine above infra-spinous fossa, 7°2 in. Greatest diameter of glenoid 
cavity, 7°5 in. Lesser diameter of glenoid cavity, 5° in. 
Figs. 2 and 2 a.—Fragment of right scapula, showing spine and 
glenoid cavity. 
Length of scapula, 31-in. Breadth of fragment, 11:2 in. Height of spine, 
7°5 in. 
Fig. 3.—Fragment of right scapula, including glenoid cavity. 
Length of fragment, 14: in. Greatest diameter of glenoid cavity, 6°6 in. Lesser 
diameter of glenoid cavity, 3°6 in 
