Central Taxonomic Thesaurus
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  Animalia
      Arthropoda
        Crustacea
            Maxillopoda
                   [Maxillipoda]
              Copepoda
                     [Lerneascidae]
                Neocopepoda
                  Podoplea
                    Siphonostomatoida
                           [Caligoida]
                           [Lernaeopodoida]
                            Asterocheridae
                                   [Ascomyzontidae]
                                     Ascomyzon
                                             Ascomyzon rubrum
                                     Asterocheres
                                             Asterocheres jeanyeatmanae
                                             Asterocheres lilljeborgii