CEPHALOPODS OF THE PHILIPPINE ISLANDS 



47 



Figure 6.— a, b, Euprymna phenax Voss (holotype): a, holotype, male, mantle length 

 11.0 mm.; b, arms of holotype (right I, left I, II, III and IV) showing sucker arrange- 

 ment of male and hectocotylus. c, d, Euprymna albatrossae Voss (holotype): c, dorsal 

 view of holotype, mantle length 24.0 mm.; d, arms of holotype (right I, left I, II, III 

 and IV) showing sucker arrangement of male and hectocotylus. 



