Definition that contains opuses
- octopoda octopuses and paper nautilus
- class cephalopoda octopuses; squids; cuttlefish; pearly nautilus
- order octopoda octopuses and paper nautilus
- dibranchia comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)
- subclass dibranchia comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)
- dibranchiata comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)
- subclass dibranchiata comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)
- cephalopoda octopuses; squids; cuttlefish; pearly nautilus