[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
           Genus Grillotia Guiart, 1927
             Subgenus Grillotia Guiart, 1927
               1 Grillotia (Grillotia) erinaceusᵀ (van Beneden, 1858)
               2 Grillotia (Grillotia) borealis Keeney & Campbell, 2001
               3 Grillotia (Grillotia) brayi Beveridge & Campbell, 2007
               4 Grillotia (Grillotia) dollfusi Carvajal, 1971
               5 Grillotia (Grillotia) musculara (Hart, 1936)
               6 Grillotia (Grillotia) patagonica Menoret & Ivanov, 2012