Central Taxonomic Thesaurus

Taxon Search
  Animalia
      Arthropoda
        Hexapoda
            Insecta
                Neoptera
                    Coleoptera
                      Polyphaga
                        Elateriformia
                          Byrrhoidea
                                 [Dryopoidea]
                            Dryopidae
                                   [Parnidae]
                                     Dryops
                                           [Parnus]
                                       Dryops (Dryops)
                                       Dryops (Yrdops)
                                     Helichus
                                           [Parygrus]
                                     Pachyparnus
                                     Parahelichus
                                     Pelonomus
                                           [Oberonus]
                                           [Parnoides]
                                     Postelichus
                                           [Posthelichus]
                                     Praehelichus
                                     Stygoparnus