PLATE IV. 



PAGE 



Octopus verrucosus, n. sp., . . . 79 



Fig. 1. Dorsal view of the animal ; somewhat reduced. 

 Fig. 2. One of the suckers ; natural size. 



Fig. 3. Portion of a sucker, showing its radial grooves and rugose surface. 

 Fig. 4. The ventral mandible ; natural size. 

 Fig. 5. The dorsal mandible ; natural size. 



