146 



THE VERTEBRATE SKELETON. 



The scapular portion is a slightly curved oblong plate; its 

 proximal third the scapula (fig. 22, 1) is ossified and bounds 

 part of the well-marked glenoid cavity (fig. 22, 4) ; its distal 

 portion forms a large oblong cartilaginous plate, the supra- 



FlG. 22. A VENTKAL, AND B LATEKAL VIEW OF THE SHOULDER GIRDLE 

 AND STERNUM OF AN OLD MALE CRESTED NEWT (Mol(J6 CristCttd) X 3 



(after PARKER). 



1. scapula. 4. glenoid cavity. 



2. suprascapula. 5. precoracoid. 



3. coracoid. 6. sternum. 



