Acanthobdella livanowi (Epshtein, 1966) (basis of record)
Acanthobdellidea (taxonomy source)
Aestabdella Burreson, 1976 accepted as Pterobdella Kaburaki, 1921 (additional source)
Aestabdella abditovesiculata (Moore, 1952) accepted as Pterobdella abditovesiculata (Moore, 1952) (additional source)
Aestabdella platycephali (Ingram, 1957) accepted as Pterobdella platycephali (Ingram, 1957) (additional source)
Alboglossiphonia australiensis (Goddard, 1908) (status source)
Alboglossiphonia heteroclita (Linnaeus, 1761) (status source)
Alboglossiphonia inflexa (Goddard, 1908) (status source)
Alboglossiphonia intermedia (Goddard, 1909) (status source)
Alboglossiphonia tasmaniensis (Ingram, 1957) (status source)
Arhynchobdellida (additional source)
Austrobdella Badham, 1916 (basis of record)
Austrobdella anoculata (Moore, 1940) (status source)
Austrobdella bilobata (Ingram, 1957) (additional source)
Austrobdella californica (Burreson, 1977) (additional source)
Barbronia arcana (Richardson, 1970) (new combination reference)
Bathybdella Burreson, 1981 (basis of record)
Batracobdelloides Oosthuizen in Sawyer, 1986 (original description)
Beringobdella Caballero, 1974 (additional source)
Beringobdella rectangulata (Levinsen, 1881) (additional source)
Carcinobdella Oka, 1910 accepted as Notostomum Levinsen, 1882 (additional source)
Caspiobdella fadejewi (Epshtein, 1961) (status source)
Chtonobdella bilineata (Richardson, 1975) (new combination reference)
Chtonobdella nigra (Richardson, 1974) (new combination reference)
Cryobdella patagonica (Ringuelet, 1945) (status source)
Erpobdellidae Moore, 1908 (taxonomy source)
Euhirudinea (basis of record)
Glyptonotobdella Sawyer & White, 1969 (additional source)
Glyptonotobdella antarctica (Sawyer & White, 1969) (additional source)
Haemopis grandis (Verrill, 1874) (status source)
Hemibdella van Beneden & Hesse, 1863. Revised (additional source)
Hemibdella branchiarum (de Silva & Kabata, 1961) (new combination reference)
Hemibdella soleae (van Beneden & Hesse, 1863) (additional source)
Heptacyclus virgatus (Oka, 1910) (additional source)
Hirudinariinae Sawyer, 1986 (original description)
Hirudinea (additional source)
Hirudiniformes (basis of record)
Hirudo Linnaeus, 1758 (basis of record)
Hirudo medicinalis Linnaeus, 1758 (additional source)
Limnotrachelobdella amurensis (Epshtein, 1964) accepted as Taimenobdella amurensis (Epshtein, 1964) (basis of record)
Limnotrachelobdella okae (Moore, 1924) (basis of record)
Limnotrachelobdella sinensis (Blanchard, 1896) (basis of record)
Macrobdellinae Richardson, 1969 (status source)
Makarabdella Richardson, 1959 (basis of record)
Makarabdella manteri Richardson, 1959 accepted as Bdellamaris manteri (Richardson, 1959) (additional source)
Malmiana Strand, 1942 accepted as Heptacyclus Vasileyev, 1939 (additional source)
Malmiana nuda (Richardson, 1970) accepted as Malmiana brunnea (Johansson, 1896) accepted as Heptacyclus brunneus (Johansson, 1896) (source of synonymy)
Malmiana virida (Burreson, 1977) accepted as Janusion virida (Burreson, 1977) (additional source)
Marsipobdella Moore, 1952 (basis of record)
Marsipobdella sacculata (Moore, 1952) (basis of record)
Mooreobdellina Epshtein, 1972 (basis of record)
Mysidobdella Selensky, 1927 (additional source)
Mysidobdella borealis (Johansson, 1898) (basis of record)
Mysidobdella oculata Selensky, 1927 accepted as Mysidobdella borealis (Johansson, 1898) (basis of record)
Myzobdella Leidy, 1851 (additional source)
Notobdella Benham, 1909 (additional source)
Notobdella nototheniae Benham, 1909 (additional source)
Notostomum laeve Levinsen, 1882 (additional source)
Oceanobdella Caballero, 1956 (additional source)
Oceanobdella blennii (Knight-Jones, 1940) (additional source)
Oceanobdella microstoma (Johansson, 1896) (additional source)
Oceanobdella pallida Burreson, 1977 (additional source)
Oceanobdella sexoculata (Malm, 1863) (basis of record)
Ostreobdella papillata Burreson, 1977 (additional source)
Ottoniobdella Moore & Meyer, 1951 accepted as Malmiana Strand, 1942 accepted as Heptacyclus Vasileyev, 1939 (source of synonymy)
Oxyptychus antellarum (Moore, 1901) (status source)
Oxytonostoma typica Malm, 1863 (basis of record)
Ozobranchus Quatrefages, 1852 (additional source)
Phyllobdella Moore, 1939 (basis of record)
Phyllobdella maculata Moore, 1939 (additional source)
Piscicola Blainville, 1818 (additional source)
Piscicola elegans (Blanchard, 1896) accepted as Limnotrachelobdella okae (Moore, 1924) (basis of record)
Piscicolaria Whitman, 1889 (basis of record)
Piscicolidae Johnston, 1865 (basis of record)
Placobdella multilineata Moore, 1953 (status source)
Placobdelloides Sawyer, 1986 (original description)
Placobdelloides bancrofti (Best, 1931) (new combination reference)
Placobdelloides jaegerskioeldi (Johansson, 1909) (new combination reference)
Placobdelloides maorica (Benham, 1907) (new combination reference)
Platybdella Malm, 1863 (basis of record)
Platybdella pinnarum (de Silva & Burdon-Jones, 1961) (new combination reference)
Poecilobdella Blanchard, 1893 (status source)
Pontobdella muricata (Linnaeus, 1758) (additional source)
Praobdella Blanchard, 1896 (status source)
Praobdellidae Sawyer, 1986 (original description)
Pterobdella Kaburaki, 1921 (additional source)
Rhynchobdellida (basis of record)
Salifidae Johansson, 1910 (taxonomy source)
Scaptobdella sumatrensis (Harding, 1931) (new combination reference)
Torix tukubana (Oka, 1935) (new combination reference)
Trulliobdella Brinkman, 1947 (basis of record)

German Egel for Hirudinea