1. Genus Austrobdella Badham, 1916
2. Genus Bathybdella Burreson, 1981
3. Genus Beringobdella Caballero, 1974
4. Genus Crangonobdella Selensky, 1914
5. Genus Cryobdella Harding, 1922
6. Genus Glyptonotobdella Sawyer & White, 1969
7. Genus Hemibdella van Beneden & Hesse, 1863. Revised
8. Genus Heptacyclus Vasileyev, 1939
9. Genus Lizabdella A. Utevsky, 2007
10. Genus Makarabdella Richardson, 1959
11. Genus Marsipobdella Moore, 1952
12. Genus Mysidobdella Selensky, 1927
13. Genus Myzobdella Leidy, 1851
14. Genus Notobdella Benham, 1909
15. Genus Notostomum Levinsen, 1882
16. Genus Oceanobdella Caballero, 1956
17. Genus Ostreobdella Oka, 1927
18. Genus Platybdella Malm, 1863
19. Genus Pterobdella Kaburaki, 1921
20. Genus Trulliobdella Brinkman, 1947
21. Genus Abranchus Johansson, 1896 accepted as Oceanobdella Caballero, 1956 (in part (pre-occupied))
22. Genus Aestabdella Burreson, 1976 accepted as Pterobdella Kaburaki, 1921 (unaccepted > junior subjective synonym)
23. Genus Arctobdella de Silva & Kabata, 1961 accepted as Hemibdella van Beneden & Hesse, 1863. Revised (synonym)
24. Genus Carcinobdella Oka, 1910 accepted as Notostomum Levinsen, 1882 (synonym)
25. Genus Illinobdella Meyer, 1940 accepted as Myzobdella Leidy, 1851 (synonym)
26. Genus Levinsenia Vasiliev, 1939 accepted as Beringobdella Caballero, 1974 (preoccupied; junior homonym of Levinsenia Mesnil, 1897 (Polychaeta))
27. Genus Malmiana Strand, 1942 accepted as Heptacyclus Vasileyev, 1939 (synonym)
28. Genus Notostomobdella Moore & Meyer, 1951 accepted as Notostomum Levinsen, 1882 (synonym)
29. Genus Ottonia Malm, 1874 accepted as Malmiana Strand, 1942 accepted as Heptacyclus Vasileyev, 1939 (preoccupied)
30. Genus Platybdella Harding, 1922 accepted as Cryobdella Harding, 1922 (synonym)
31. Genus Ichthyobdella Blainville, 1827 (uncertain > taxon inquirendum, probably a synonym, but awaiting more information)

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