ORGANS OF DIGESTION. 



365 



directly into an elongated capacious stomach, which is per- 

 forated by the wide ducts of a large liver (A. n.}, and the 

 alimentary canal, passing through the substance of the liver 

 and in front of the auricle (A./*.) and ventricle A. g.} returns 

 upon itself on the fore part of the large adductor muscle. 



T, F 



(A. /. m.). After returning to the stomach and forming a 

 loop round that cavity, the intestine (A. c. c.) passes along 

 the dorsal part of the body to the anus (A. d.) without per- 

 forating the cavity of the heart (A./, g.} which is here en- 

 closed with its pericardium in a groove on the fore part of the 

 adductor muscle of the valves. The currents which bring 



