DESCRIPTION OF PLATES. 59 
Fig. 9. 
Between extreme points of anterior articular surfaces, 7°8 in. Height, 7-7 in. 
Fig. 10. 
Between extreme points of anterior articular surfaces, 10-4 in. Height, 10: in. 
Length antero-posterior of superior arch, 3°6 in. Length antero-posterior of 
inferior arch, 31 in. 
Fig. 11. 
Between extreme points of anterior articular surfaces, 9°2 in. Height, 6-9 in. 
Antero-posterior of superior arch, 2°8 in. Antero-posterior of inferior arch, 
2°1 in. 
Fig. 12.—Basilar process of occipital bone with condyles and foramen 
magnum of a Proboscidean. 
Between extreme points of occipital condyles, 10:0 in. Vertical diameter of 
condyle, 4:5 in.- Transverse diameter of foramen magnum, 3°5 in. Vertical 
diameter of foramen magnum, 3:1 in. 
Puate XLVII. 
Axes and other vertebree of Proboscidea. 
Figs. 1 and 1 a.—Axis. 
Length of body inferiorly, including the odontoid, 6:0 in. Breadth of body 
posteriorly, 65 in. Height of the posterior surface of body, 5:1 in. Height 
of spinal canal, 2°6 in. Breadth of spinal canal, 2°2 in. Height of upper surface 
of spine from inferior surface of the body, posteriorly, 10°6 in. Antero-posterior 
diameter of spinal platform, 4°5 in. 
Figs. 2 and 2 a.— Axis. 
Length of body inferiorly, including the odontoid, 7:4 in. Breadth of body 
posteriorly, 6°8 in. Height of posterior surface of body, 6°3 in. Height of spinal 
canal, 2°8 in. Breadth of spinal canal, 2°8 in. Height of upper surface of spine 
from inferior surface of the body posteriorly, 13°5 in. Antero-posterior diameter 
of spinal platform, 5:3 in. Between extreme points of transverse processes, 12° in, 
Figs. 3 and 3 a.— Axis. 
Length of body, 4°6 in. Breadth of body posteriorly, 4°5in. Height of body, 
4°5 in. 
Figs. 4 and 4 a.—Axis. 
Length of body, 6-8 in. Breadth of body posteriorly, 6°38 in. Height of body, 
5:7 in. 
Figs. 5 and 5 a.—Axis. 
Length of body, 6-4 in. Breadth of body posteriorly, 55 in. Height of body, 
5°3 in. 
Figs. 6 and 6 a.— Axis. 
Length of body, 4-0 in. Breadth of body posteriorly, 4:4 in. Height of body, 
3°6 in. 
Figs. 7 and 7 a.— Axis. 
Length of body, 6:3 in. Breadth of body posteriorly, 7:0 in. Height of body, 
6:0 in. 
Figs. 8 and 8 a.—Axis. 
Length of body, 56 in. Breadth of body posteriorly, 64 in. Height of body, 
5°5 in, 
Figs. 9 and 9 a,—Axis. 
Length of body, 6°0 in. Breadth of body posteriorly, 6.3 in. 
Fig. 10.—Eight vertebre conjoined. They are the posterior cervical 
and anterior dorsal. 
