Austrobdella Badham, 1916 (basis of record)
Austrobdella anoculata (Moore, 1940) (basis of record)
Branchellion Savigny, 1822 (additional source)
Branchellion angeli Sigalas, 1921 (basis of record)
Branchellion borealis Leigh-Sharpe, 1933 (basis of record)
Branchellion orbiniensis Quatrefages, 1852 (basis of record)
Branchellion torpedinis Savigny, 1822 (basis of record)
Brumptiana Llewellyn & Knight-Jones, 1984 (basis of record)
Brumptiana lineata Llewellyn & Knight-Jones, 1984 (basis of record)
Calliobdella van Beneden & Hesse, 1863 (basis of record)
Calliobdella lophii Van Beneden & Hesse, 1863 (basis of record)
Calliobdella nodulifera (Malm, 1863) (basis of record)
Crangonobdella Selensky, 1914 (additional source)
Ganymedebdella Leigh-Sharpe, 1915 (basis of record)
Ganymedebdella cratere Leigh-Sharpe, 1915 (basis of record)
Hemibdella van Beneden & Hesse, 1863. Revised (basis of record)
Hemibdella branchiarum (de Silva & Kabata, 1961) (basis of record)
Hemibdella soleae (van Beneden & Hesse, 1863) (basis of record)
Janusion Leigh-Sharpe, 1933 (additional source)
Janusion brunnea (Johansson, 1929) accepted as Heptacyclus brunneus (Johansson, 1896) (basis of record)
Janusion bubali (Srivastava, 1966) (basis of record)
Janusion scorpii (Malm, 1863) (additional source)
Janusion yorki (Srivastava, 1966) (basis of record)
Johanssonia Selensky, 1914 (basis of record)
Johanssonia arctica (Johansson, 1898) (basis of record)
Johanssonia kolaensis Selensky, 1914 (basis of record)
Malmiana Strand, 1942 accepted as Heptacyclus Vasileyev, 1939 (basis of record)
Malmiana brunnea (Johansson, 1896) accepted as Heptacyclus brunneus (Johansson, 1896) (basis of record)
Mysidobdella Selensky, 1927 (basis of record)
Mysidobdella oculata Selensky, 1927 accepted as Mysidobdella borealis (Johansson, 1898) (basis of record)
Notostomum Levinsen, 1882 (additional source)
Notostomum laeve Levinsen, 1882 (basis of record)
Oceanobdella Caballero, 1956 (basis of record)
Oceanobdella blennii (Knight-Jones, 1940) (basis of record)
Oceanobdella microstoma (Johansson, 1896) (basis of record)
Oceanobdella sexoculata (Malm, 1863) (basis of record)
Oxytonostoma Malm, 1863 (basis of record)
Oxytonostoma typica Malm, 1863 (additional source)
Ozobranchus Quatrefages, 1852 (additional source)
Ozobranchus margoi (Apáthy, 1890) (additional source)
Piscicola Blainville, 1818 (basis of record)
Piscicola geometra (Linnaeus, 1761) (basis of record)
Platybdella Malm, 1863 (basis of record)
Platybdella anarrhichae (Diesing, 1859) (basis of record)
Platybdella fabricii (Malm, 1863) (basis of record)
Platybdella olriki (Malm, 1865) (basis of record)
Platybdella pinnara (de Silva & Burdon-Jones, 1961) (basis of record)
Pontobdella Leach, 1815 (additional source)
Pontobdella muricata (Linnaeus, 1758) (additional source)
Pontobdella vosmaeri (Apáthy, 1888) (basis of record)
Pontobdellina Harding, 1927 (basis of record)
Pontobdellina macrothela (Schmarda, 1861) (basis of record)
Pterobdella Kaburaki, 1921 (basis of record)
Pterobdella jenseni Boisen Bennike & Bruun, 1939 accepted as Pterobdellina jenseni (Boisen Bennike & Bruun, 1939) (basis of record)
Trachelobdella Diesing, 1850 (basis of record)
Trachelobdella alcibiades (Leigh-Sharpe, 1933) (basis of record)
Trachelobdella lubrica (Grube, 1840) (basis of record)