HoTLB. — Cephalopoda. 



PLATE 7. 



Ptert/gioteuthis giardi. 



1. Left dorsal arm of specimen No. 7966; X about 8. 



2. Left upper lateral arm of the same specimen ; X about 8. 

 ;;. Left lower lateral arm of same specimen ; X about 8. 



4. Left ventral arm of the same specimen ; X about 8. 



5. Left tentacle of the same specimen ; X about 8. 



6. Dorsal aspect of the whole animal ; combined from several specimens; X 2. 



7. Portion of radula of specimen No. 7959 B; X 180. 



8. Front view of a hook-bearing sucker of specimen No. 7966 ; X 64. 



9. Side view of a similar sucker ; X 64. 



