amphipoda

2 definitions found

amphipoda - Collaborative International Dictionary of English v.0.48 :

  Amphipoda \Am*phip"o*da\, n. pl. [NL., fr. Gr. 'amfi` + ?, ?
     foot.] (Zool.)
     A numerous group of fourteen -- footed Crustacea, inhabiting
     both fresh and salt water. The body is usually compressed
     laterally, and the anterior pairs or legs are directed
     downward and forward, but the posterior legs are usually
     turned upward and backward. The beach flea is an example. See
     Tetradecapoda and Arthrostraca.
     [1913 Webster]

amphipoda - WordNet (r) 2.1 (2005) :

  Amphipoda
      n 1: small flat-bodied semiterrestrial crustaceans: whale lice;
           sand-hoppers; skeleton shrimp [syn: Amphipoda, order Amphipoda
           ]