Physiology of Finfish and Shellfish (2+1)

2.1.31. Classification of cephalopods

Phylum: Mollusca

Class cephalopods

1. Subclass nautiloidea or tetra branchia
2. Sub class coleoidea or dibranchia
   1. Order sepioidea (cuttle fishes)
   2. Order teuthioidea (squid)
      1. Myopsida
      2. Oegopsida
   3. Order octopoda (octopus)