[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 Sciadocephalus Diesing, 1850 [monotypic] Sciadocephalus megalodiscusᵀ Diesing, 1850