194 ANNULATA. 
extends laterally as eleven pairs of pockets, of which the 
eleventh is the longest. The crop opens into a small 
bilobed stomach and from this the zxfestine passes to the 
anus. 
Fig. 122.—A NEPHRIDIUM OF THE LEECH. 
(After Bourne.) 
is) 
» 
an! am, 
“eg 
a, The funnel ; Z, the nephridiopore ; k, the bladder ; c—A, various parts of the 
excretory portion. The cross lines AB, CD, EF and GH indicate the cross-sections 
shown on the left. 
The three jaws rasp a hole in the skin of the victim; 
the pharynx sucks the blood and passes it into the crop 
(the saliva is said to delay clotting of the blood). From 
