Plate VIII.—First DissEcTION OF PIGEON. (Ad zat.) 
Tendon of Sub-clavius 
passing to Dorsal Surface 
of Humerus. 
Crop., 
Humerus... 
Pectoralis 
Major. 
Head of 
Clavicle. 
y. Humerus. 
Brachial Artery 
Corac and Vein, 
Pectoralis gg ti ; Brachialis. 
Major Muscle. ‘ 
Sub-clavius. 
Cut Edge of Origin of 
Pectoralis Major. 
Pubis. 
Cloaca. 
The skin and feathers are removed from the whole ventral surface. On the left 
of the pigeon the fectoralis mayor has been cut away from its origin along the carina 
and posterior border of the sternum and thrown forwards, It is still seen attached, 
