[Class] Cestoda - tapeworms see Infraclass Cestoda
   Order Trypanorhyncha Diesing, 1863
     Suborder Trypanoselachoida Olson, Caira, Jensen, Overstreet, Palm & Beveridge, 2010
       Superfamily Lacistorhynchoidea Guiart, 1927
         Family Grillotiidae Dollfus, 1942
           1.1 Genus Grillotia Guiart, 1927
           1.2 Genus Bathygrillotia Beveridge & Campbell, 2012
           2 ?Genus Pseudogrillotia Dollfus, 1969
           3 ?Genus Microbothriorhynchus Yamaguti, 1952
           4 ?Genus Campbelliella Palm, 2004, nom. illeg. [monotypic]