[Class] Cestoda - tapeworms see Infraclass Cestoda
   Order Trypanorhyncha Diesing, 1863
     Suborder Trypanoselachoida Olson, Caira, Jensen, Overstreet, Palm & Beveridge, 2010
       Superfamily Lacistorhynchoidea Guiart, 1927
         Family Otobothriidae Dollfus, 1942
           01 Genus Fossobothrium Beveridge & Campbell, 2005 [monotypic]
           02 Genus Iobothrium Beveridge & Campbell, 2005 [monotypic]
           03 Genus Poecilancistrium Dollfus, 1929 [monotypic]
           04 Genus Otobothrium Linton, 1890
           05 Genus Parotobothrium Palm, 2004
           06 Genus Proemotobothrium Beveridge & Campbell, 2001
           07 Genus Pseudotobothrium Dollfus, 1942
           08 Genus Symbothriorhynchus Yamaguti, 1952
           09 ?Genus Diplootobothrium Chandler, 1942 [monotypic]
           10 ?Genus Poeciloacanthum Palm, 1995 [monotypic]
           11 ?Genus Pristiorhynchus Schaeffner & Beveridge, 2013 [monotypic]