Mollusca — Cephalopoda. 7 



■which assist locomotion, and are also used to seize their prey, MoUusca. 



whilst the mid-foot is folded together to form a tube or funnel G-ALLEEY 



^ VII. 



Fig. 16. — Sepia offieinalis^ Linn. Britisli. (^ nat. size.) 



Fig. 17. — Octopus vulgaris, lamaxck. Channel Islands. (Much reduced.) 



