HoYLE — Cephalopoda. 



PLATE 4. 

 Fig. 1. Bolitaena microcoti/Ia. 



A portion of tlie radula ; X 70. 

 Fig. 2. Poll/pus pusillus. 



A young specimen, from a photograpli ; natural size. 

 Figs. 3, 4. Polypus oculifer. 



3. The t3'pe specimen from a photograph ; natural size. 



4. Side view of body and base of arms, to siiow the ocellar spot; natu- 

 ral size. 



Fig. 5. Poll/pus pusillus. 



The extremity of the hectocotylized arm ; X 4. 

 Figs. G-9. Tremontopits sralenus, sp. n. 



6. The type specimen from a photograpli : n.Ttural size. 



7. The ventral aspect of the body to sliow its general siiape, with tlie 

 mantle aperture, funnel and eyes ; X 2. 



8. Inner aspect of one of the arms ; X about G. 



9. Lateral aspect of one of the arras ; X about 6. 



