animal order - the order of animals

Malacostraca, subclass Malacostraca - largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies

decapod, decapod crustacean - crustaceans characteristically having five pairs of locomotor appendages each joined to a segment of the thorax

Reptantia, suborder Reptantia - lobsters; crabs

family Nephropsidae, Nephropsidae - in some classifications coextensive with the Homaridae

family Palinuridae, Palinuridae - spiny lobsters

Astacidae, Astacura, family Astacidae - crayfish

family Paguridae, Paguridae - hermit crabs

Natantia, suborder Natantia - shrimp; prawns; etc.

animal order - the order of animals

Dibranchia, Dibranchiata, subclass Dibranchia, subclass Dibranchiata - comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish)

decapod - cephalopods having eight short tentacles plus two long ones

genus Loligo - squids

genus Ommastrephes - a genus of Decapoda

genus Architeuthis - giant squid

family Sepiidae, Sepiidae - true cuttlefishes

family Spirulidae, Spirulidae - coextensive with the genus Spirula; included in the order Belemnoidea in some older classifications