[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 Acrocirridae K. Banse, 1969
         Genus Macrochaeta Grube, 1851
           Macrochaeta polyonyx Eliason, 1962