-
-
Eumetazoa (metazoans)
-
Bilateria (bilaterally symmetrical animals)
-
Protostomia (protostomes)
-
-
-
Mollusca (clams, snails, squids, and relatives)
-
Class Cephalopoda
-
Order Teuthida
-
Family Ancistrocheiridae
-
Family Architeuthidae
-
Family Bathyteuthidae
-
Family Batoteuthidae
-
Family Brachioteuthidae
-
Family Chiroteuthidae
-
Family Chiroteuthididae
-
Family Chtenopterygidae
-
Family Cranchiidae
-
Family Cycloteuthidae
-
Family Enoploteuthidae
-
Family Gonatidae
-
Family Histioteuthidae
-
Family Joubiniteuthidae
-
Family Lepidoteuthidae
-
Family Loliginidae
-
Family Lycoteuthidae
-
Family Mastigoteuthidae
-
Family Neoteuthidae
-
Family Not assigned
-
Family Octopoteuthidae
-
Family Ommastrephidae
-
Family Onychoteuthidae
-
Family Promachoteuthidae
-
Family Psychroteuthidae
-
Family Pyroteuthidae
-
Family Thysanoteuthidae
-
Family Walvisteuthidae
-
-
-
-
-
-
-
-
-