malacostracan crustacean

Noun
  1. A major subclass of crustaceans (synset 101978328)
    is a type of: crustacean - any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton
    subtypes:
    • krill - shrimp-like planktonic crustaceans; major source of food for e.g. baleen whales
    • opossum shrimp - shrimp-like crustaceans whose females carry eggs and young in a pouch between the legs
    • isopod - any of various small terrestrial or aquatic crustaceans with seven pairs of legs adapted for crawling
    • amphipod - a kind of malacostracan crustacean
    belongs to: 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

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