organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Eukaryota Chatton, 1925 - eukaryotes
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Animalia Linnaeus, 1758 - animals
      
 Protostomia Grobben, 1908
 see Infrakingdom Protostomia Grobben, 1908
        
 Phylum Rotifera Cuvier, 1798 - rotifers
 see Phylum Syndermata Ahlrichs, 1995