Fifth Day. 

 Skeletal System {continued). 



A. The Pectoral and Pelvic Girdles and Limbs. 

 1. Detach a fore-limb with the remaining parts of the pectoral girdle. 

 Make a preparation showing these various parts : — 



Supra-scapula, scapula^ remainders of the clavicle and the coracoid, 

 humerus, radio-ulna, carpal bones, and digits. Draw these parts. 







Supra 



scapula 







\. Oroosterniim 





Scapula 



0k 





lg^ 



Scapula 



.Clavicle I 



:. - Episternum 



gtfvfl 





1 



5>\;/.y Supra- 





. .^ 





^^] 



I Zf Glenoid cavity 





Coracoid ^ 

 - Epicoracoid 



^i/ scapula 







Coracoid' \Ji 



W- Epicoracoid 



IL Sternum M ^ 



tasternum 



Metasternum 













^\ -Xiphisternal!! 





Fig. 11.— Pectoral Girdle of Xenopus and Rana. 



2. Detach the pelvic girdle from the transverse processes of the 9th 

 vertebra. Remove it with the hind-limbs from the body. Detach the femur 

 from one side of the pelvic girdle, and make a sketch showing the following 

 parts of the pelvic girdle : — Acetabulum, ilium, ischium, and pubis. 



Acetabulum 



Acetabulum 



Ilium 



Ischium 



Pubif 



Fig. 12.— Pelvic Girdle of Xenopus and Rana. 



Make a preparation and a sketch showing the femur, tibia-fibula, 

 astragalus, calcaneum and the other bones of the tarsal region, five meta- 

 tarsals, and digits. Number the digits from the inner side. 



Fig. 13. — Hind and Fore Limbs of Xenopus. 

 30 



