[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 Alciopidae Ehlers, 1864
         Genus Plotohelmis Chamberlin, 1919
           Plotohelmis tenuis (Apstein, 1893) Dales, 1957