[Class] Cestoda - tapeworms see Infraclass Cestoda
   Order Onchoproteocephalidea Caira, Jensen, Waeschenbach, Olson & Littlewood, 2014
     Family Proteocephalidae La Rue, 1911
       Subfamily Corallobothriinae Freze, 1965 [non-monophyletic]
         Genus Essexiella Scholz, de Chambrier, Mariaux & Kuchta, 2011 [monotypic]
           1 Essexiella fimbriataᵀ (Essex, 1928)