THE CLASS BIEDS. 



329 



well as of the abdomen; these two cavities not being distinct 

 as in mammals, the diaphragm is rudimentary. This gland, 



Gullet. 



Ventriculus 

 Succenturiatus, 



Gizzard, 



Pancreas 

 Duodenum 



Caecum. 



Large Intestine. 



Ureter. 



Oviduct. 



Cloaca. 

 Anus. 



. Crop. 



"" Liver. 



Biliary Vesicle, 

 r- Biliary Canals. 



Fig. 315. Digestive Apparatus of the Common Fowl. 



the liver, is divided into two lobes, nearly equal, and gives 

 origin to two hepatic canals, which, after uniting, enter the 



