348 



BLACK VULTURE OR CARRION CROW. 



The heart is large, ovato-oblong, 2^ inches in length, 1^ in breadth. 

 The lobes of the liver are nearly equal in length, being 1 inch 9 twelfths, 

 but the right lobe is much broader. The gall-bladder is oblong, 1 

 inch 1 twelfth in length, and half an inch in breadth. 



The oesophagus is 11 inches long, and of extreme width, its dia- 

 meter being at the commencement 1^ inch, and so continuing for 



Fig. 1. 



nearly 3 inches, when it enlarges into an enormous sac, of which the great- 

 est breadth is 4 inches. On entering the thorax it contracts to 1 inch, 

 and afterwards enlarges to 1^, Fig. 1, a. The stomach, J c, is compara- 

 tively small, round, 1 inch 10 twelfths in diameter ; its muscular 

 coat extremely thin, and composed of a single series of fasciculi ; 

 its tendons \ inch in diameter ; its inner surface soft and smooth, 



