[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Annelida Lamarck, 1809 - segmented worms
     Class Polychaeta Grube, 1850 - polychaetes
       Family Cirratulidae Ryckholt, 1851
         Genus Tharyx Webster & Benedict, 1887
           1 Tharyx multibranchiis (Grube, 1863)
           2 Tharyx retieri Lechapt, 1994