PLATE 42. 



VULPECULIDAE. 



Fig. 1-5. VuLPECULA MARINA (Page 30). 



1. Brain after removal of the cartilage above it. 



2. Brain after partial removal of the vessels and envelopes. 



3. Lower surface of the brain removed from its chamber. 



4. Brain from above. 



5. Brain from the side. 



