[Class] Cestoda - tapeworms see Infraclass Cestoda
   Order Diphyllobothriidea Kuchta, Scholz, Brabec & Bray, 2008
     Family Diphyllobothriidae Lühe, 1910
       Genus Diphyllobothrium Cobbold, 1858
         01 Diphyllobothrium stemmacephalumᵀ Cobbold, 1858
         02 Diphyllobothrium alascense Rausch & Williamson, 1958
         03 Diphyllobothrium archeri (Leiper & Atkinson, 1914)
         04 Diphyllobothrium cameroni Rausch, 1969
         05 Diphyllobothrium cordatum (Leuckart, 1863)
         06 Diphyllobothrium dalliae Rausch, 1956
         07 Diphyllobothrium dendriticum (Nitzsch, 1824)
         08 Diphyllobothrium ditremum (Creplin, 1825)
         09 Diphyllobothrium elegans (Krabbe, 1865)
         10 Diphyllobothrium fayi Rausch, 2005
         11 Diphyllobothrium fuhrmanni Hsü, 1935
         12 Diphyllobothrium gondo Yamaguti, 1942
         13 Diphyllobothrium hians (Diesing, 1850)
         14 Diphyllobothrium lanceolatum (Krabbe, 1865)
         15 Diphyllobothrium lashleyi (Leiper & Atkinson, 1914)
         16 Diphyllobothrium latum (Linnaeus, 1758)
         17 Diphyllobothrium lobodoni Yurakhno & Maltsev, 1994
         18 Diphyllobothrium macroovatum Yurakhno, 1973
         19 Diphyllobothrium minutus Andersen, 1987
         20 Diphyllobothrium mobile (Rennie & Reid, 1912)
         21 Diphyllobothrium nihonkaiense Yamane, Kamo, Bylund & Wikgren, 1986
         22 Diphyllobothrium orcini Hatsushika & Shirouzu, 1990
         23 Diphyllobothrium phocarum Delyamure, Kurochkin & Skrjabin, 1964
         24 Diphyllobothrium polyrugosum Delyamure & Skrjabin, 1966
         25 Diphyllobothrium pseudowilsoni Wojciechowska & Zdzitowiecki, 1995
         26 Diphyllobothrium quadratum (Linstow, 1892)
         27 Diphyllobothrium rauschi Andersen, 1987
         28 Diphyllobothrium roemeri (Zschokke, 1903)
         29 Diphyllobothrium schistochilos (Germanos, 1895)
         30 Diphyllobothrium scoticum (Rennie & Reid, 1912)
         31 Diphyllobothrium ursi Rausch, 1954
         32 Diphyllobothrium wilsoni (Shipley, 1907)
         33 Diphyllobothrium arctomarinum Serdyukov, 1969, nom. inq.
         34 Diphyllobothrium salvelini Yeh, 1955, nom. inq.
         35 Diphyllobothrium serpentis Yamaguti, 1935, nom. inq.