Annelida Lamarck, 1809 - segmented worms
Count: 1o;66f;257g;267s; †3g;1s
   "polychaetes" see Class Polychaeta Grube, 1850
  Count: 66f;257g;267s; †3g;1s
     Palpata G.W. Rouse & K. Fauchald, 1997
    Count: 54f;157g;178s; †1g;1s
       Aciculata G.W. Rouse & K. Fauchald, 1997
      Count: 32f;150g;178s; †1g;1s
         Phyllodocida see Order Phyllodocida Dales, 1962
        Count: 22f;93g;178s; †1g;1s
           Aphroditiformia see Suborder Aphroditiformia Levinsen, 1883
          Count: [f] 7f;31g;28s; †1g;1s
             Family Sigalionidae Kinberg, 1856
            Count: [†*] 13g;7s; †1g;1s
               Subfamily Sigalioninae (Kinberg, 1856) Pettibone, 1997
              Count: 5g;7s
                 Genus Euthalanessa Chamberlin, 1919
                Count: 2s
                   Euthalanessa digitata
                  Count: -