PLATE VII. 



PAGE 



Figs. 1-4. Octopus januarii, Steenstrup, . . 97 



Fig. 1. Lateral view of the larger specimen ; natural size. 

 Fig. 2. Extremity of the hectocotylised arm ; somewhat enlarged. 

 Fig. 3. The dorsal mandible ; natural size. 

 Fig. 4. The ventral mandible ; natural size. 



Fig. 5. Octopus duplex, n. sp., . . . 90 



Fig. 5. Dorsal view of the specimen ; natural size. 



Figs. 6-8. Octopus vitiensis, n. sp., . . .84 



Fig. 6. Dorsal view of the specimen ; somewhat enlarged. 



Fig. 7. Adoral portion of two of the arms. 



Fig. 8. A sucker, to show its papillate margin and the rugose nature of the 

 integument surrounding it ; magnified 6 diameters. 



Figs. 9, 10. Octopus bandensis, n. sp., . . . 96 



Fig. 9. Dorsal view of the specimen, slightly enlarged. 



Fig. 1 0. Adoral portion of two of the arms, somewhat enlarged ; the four proximal 

 suckers should have been represented in a single series. 



