VISCERA OF THE C0S3US. 199 



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



A,n, CTheirsopha- 

 gus .'iiul its nppendages. 



D, E, The stomach; 

 — a p:iir of niiisrled 

 •wind spirally lound it, 

 and b) lh»-ir contrac- 

 tion squeeze the di- 

 gested food into the 

 intestines. 



E, F, The first large 

 intestine. F,G, the se- 

 cond. G,n, the third. 



1,1, The six small in- 

 testines. 



^i^-^'^'^^ 



Vincern of the Coyjms. 



