Cercomeromorphae see [unranked] Cercomeromorpha
   Eucestoda
     1 Order Caryophyllidea Lankester, 1877
     2.1 Order Spathebothriidea Wardle & McLeod, 1952
     2.2.1 Order Pseudophyllidea Lankester, 1877
     2.2.2.1 Order Haplobothriidea Joyeux & Baer, 1961
     2.2.2.2.1 Order Diphyllidea Lankester, 1877
     2.2.2.2.2.1 Order Trypanorhyncha Diesing, 1863
     2.2.2.2.2.2.1 Order Tetraphyllidea Lankester, 1877
     2.2.2.2.2.2.2.1 Order Lecanicephalidea Hyman, 1951
     2.2.2.2.2.2.2.2.1 Order Proteocephalidea Mola, 1928 see Order Onchoproteocephalidea Caira, Jensen, Waeschenbach, Olson & Littlewood, 2014
     2.2.2.2.2.2.2.2.2.1 Order Nippotaeniidea Yamaguti, 1939
     2.2.2.2.2.2.2.2.2.2.1 Order Tetrabothriidea Baer, 1954
     2.2.2.2.2.2.2.2.2.2.2 Order Cyclophyllidea Lankester, 1877