VISCERA OF THE COSSUS. 199 



View of the upper side. View of the under side. 



A,B, C,ThefEsopha- 

 gus and its appendages. 



D, E, The stomach; 

 — a pair of nmsrles 

 wind spirally lound it, 

 and bj their contrac- 

 tion squeeze the di- 

 gested food into the 

 intestines. 



E, F, The first large 

 intestine. F, G, these- 

 cond. G,H, the third. 



1, 1, The six small in- 

 testines. 



Mm 



^= 



^rn^rn^ 



Viscera of the Coseui. 



