Danforth. — New Pteropod. 
PLATE 3. 
Fig. 7. Slightly oblique section through the body at about the level of the 
middle ciliated band, showing stomach, intestine, gonad, acces- 
sory gland, nephridium, and auricle. 
Fig. 8. Diagram of nervous system as seen in a posterior view. 
Fig. 9. Diagram of the nervous system as seen from the right side. 
Fig. 10. Section through the ganglionic swelling at the end of the larger 
dorsal cerebral nerve showing also the sensory (?) fibers running 
to the surface. 
