- Amphipoda, order Amphipoda - small flat-bodied semi-terrestrial crustaceans: whale lice; sand-hoppers; skeleton shrimp
--1 is a kind of animal order
--1 is a member of Malacostraca, subclass Malacostraca
--1 has members:amphipod; Orchestiidae, family Orchestiidae; Caprella, genus Caprella; Cyamus, genus Cyamus