PLATE XXX. 



PAGE 



Figs. 1-8. Teleoteuthis caribb^a (Lesueur), . . 172 



Fig. 1. The tentacular club ; magnified. 



Fig. 2. A large marginal sucker. 



Fig. 3. A terminal sucker ; very highly magnified. 



Fig. 4. A median sucker from the second transverse row, showing the incipient 

 hook. 



Fig. 5. A similar sucker, but slightly further up the club, showing a longer hook. 



Fig. 6. Front view of a median hook. 



Fig. 7. Side view of a similar hook. 



Fig. 8. A similar hook, viewed from above. 



Figs. 9-15. HiSTiOPSis ATLANTICA, n. gen., n. sp., . . ISO 



Fig. 9. Ventral aspect of the specimen ; natural size. 



Fig. 10. Dorsal aspect of the specimen ; natural size. 



Fig. 11. Circumoral region, showing the buccal membrane and the bases of the 

 arms and tentacles ; natural size. 



Fig. 12. Front view of the larger suckers, from the distal half of the arms. 



Fig. 13. Side view of the same sucker. 



Fig. 14. One of the smaller suckers, from the proximal part of the arm. 



Fig. 15. The gladius ; natural size. 



