1906, 
Southern. — Notes on Enchytrcsus. 
i8r 
The body-cavity contains numerous pear-shaped corpuscles, 
ver}' granular in appearance, either floating freely in the 
coelome, or attached to the bod3^-vvall or septa by their pointed 
ends. Peritoneal cells, detached from the outer wall of the 
intestine, are also to be seen, floating freely in the body-cavity. 
Fig. 4. 
All the figures were drawn from living specimens. 
Fig. I. Single seta. 
Fig. 2. Brain, seen from above. 
Fig. 3. Diagram of 3rd-6th segments : — 
a, phar3'nx ; b, salivary gland ; r, ^./, septal glands ; d, spermatheca. 
Fig. 4. Showing the origin of the dorsal vessel a, in the i6th -17th in- 
tersegment ; b, peritoneal cells of intestine ; <r, ventral nerve cord 
