SKELETON. 



325 



longer neck and longer hind feet in (7- ur sinus; the ratio of 

 the length of the cervical vertebrse to the whole length of the 

 skeleton being as 15 to 100 in E. stelleri, and as 23 to 100 in G. 

 ursinus ; and the ratio of the length of the foot to the tibia 

 being in the former as 13 to 10, and in the other as 16 to 10. 

 The following measurements of two adult males and two adult 

 females indicate the length of the principal bones, and of the 

 different vertebral regions. 



Measurements of the Skeleton. 



Whole length of skeleton (includiag skull) . . . 



Length of skull 



Length of cervical vertebrae 



Length of dorsal vertebrae 



Length of lumbar vertebrae 



Length of sacral vertebrae 



Length of caadal vertebrae 



Length of first rib 



Length of first rib, osseous portion 



Length of first rib, cartilaginous portion 



Length of third rib 



Length of third rib, osseous portion 



Length of third rib, cartilaginous portion 



Length of sixth rib 



Length of sixth rib, osseous portion 



Length of sixth rib, cartilaginous portion 



Length of tenth rib 



Length of tenth rib, osseous portion 



Length of tenth rib, cartilaginous portion 



Length of twelfth rib, osseous portion only. . . 

 Length of fifteenth rib, osseous portion only. . . 



Length of sternum 



Length of sternum, 1st segment 



Length of sternum, 2d segment 



Length of sternum, 3d segment , 



Length of sternum, 4th segment 



Length of sternum, 5th segment 



Length of sternum, 6th segment 



Length of sternum, 7th segment 



Length of sternum, 8th segment 



Length of scapula 



Breadth of scapula 



Greatest height of its spine 



Length of humerus 



Length of radiusv 



Length of ulna 



Length of carpus 



