yn 
Pomona College, Claremont, California 2 
Explanation of Figures 
Fig. 1 Camera lucida sketch of cerebral ganglia of Cecum. The dorsal side 
is up. X300. 
Fig. 2. Left pleural ganglion of Cecum. X200. 
Fig. 3. Left pedal ganglion of Caecum. X300. 
Fig. +. Reconstruction from Cxcum, showing position of eyes and ganglia viewed 
from the ventral side. X70. 
