RANA 



18. Hyoid cartilage : basi-hyal : anterior cornua ; posterior cornua. 











19. Pectoral girdle and "sternum," ventral view: suprascapula ; scapula; glenoid cavity; preecoracoid, 

 covered by clavicle ; coracoid ; coracoid foramen ; episternum ; omosternum ; xiphisternum ; xiphoid cartilage. 



