[Class] Cestoda - tapeworms see Infraclass Cestoda Order Onchoproteocephalidea Caira, Jensen, Waeschenbach, Olson & Littlewood, 2014 Family Proteocephalidae La Rue, 1911 Subfamily Zygobothriinae Woodland, 1933 [non-monophyletic] Genus Postgangesia Akhmerov, 1969 Postgangesia inarmata de Chambrier, Al-Kallak & Mariaux, 2003