[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 Pectinariidae de Quatrefages, 1865
         1 Genus Pectinaria Lamarck, 1818
         2 Genus Petta Malmgren, 1865