URMO Taxon list
Abranchus blenni Knight-Jones, 1940 accepted as Oceanobdella blennii (Knight-Jones, 1940)
Abranchus brunneus Johansson, 1896 accepted as Heptacyclus brunneus (Johansson, 1896)
Abranchus microstomus Johansson, 1896 accepted as Oceanobdella microstoma (Johansson, 1896)
Acanthobonellia miyajimai (Ikeda, 1904)
Acanthobonellia pirotanensis Jose, 1964
Acanthobonellia rollandoe Menon, DattaGupta & Johnson, 1964
Acanthohamingia ijimai (Ikeda, 1908)
Acanthohamingia paradola Fisher, 1946 accepted as Amalosoma paradolum (Fisher, 1946)
Acanthohamingia paradolum Fisher, 1946 accepted as Acanthohamingia paradola Fisher, 1946 accepted as Amalosoma paradolum (Fisher, 1946)
Acanthohamingia shiplei Ikeda, 1910
Achaetobonellia maculata Fisher, 1953
Achaetobonellia ricei Biseswar, 2005
Aestabdella leiostomi Burreson & Thoney, 1991 accepted as Pterobdella leiostomi (Burreson & Thoney, 1991)
Alaysia spiralis Southward, 1991
Alomasoma belyaevi Zenkevitch, 1964
Alomasoma chaetiferum Zenkevitch, 1958
Alomasoma eddystonense accepted as Amalosoma eddystonense Stephen, 1956
Alomasoma lanai Ditadi, 1992 accepted as Alomasoma belyaevi Zenkevitch, 1964
Alomasoma nordpacificum Zenkevitch, 1958
Alomasoma paradolum accepted as Amalosoma paradolum (Fisher, 1946)
Alomasoma rhynchollulus DattaGupta, 1981
Amalosoma eddystonense Stephen, 1956
Amalosoma paradolum (Fisher, 1946)
Anelassorhynchus abyssalis Fisher, 1949
Anelassorhynchus adelaidensis Edmonds, 1960
Anelassorhynchus branchiorhynchus (Annandale & Kemp, 1915)
Anelassorhynchus chaetiferus DattaGupta, Menon & Johnson, 1963
Anelassorhynchus dendrorhynchus (Annandale & Kemp, 1915)
Anelassorhynchus fisheri DattaGupta, 1974
Anelassorhynchus gangae Biseswar, 1984 accepted as Anelassorhynchus porcellus Fisher, 1948
Anelassorhynchus inansensis (Ikeda, 1904)
Anelassorhynchus indivisus (Sluiter, 1900)
Anelassorhynchus loborhynchus DattaGupta & Menon, 1966
Anelassorhynchus microrhynchus (Prashad, 1919)
Anelassorhynchus moebii (Greeff, 1879)
Anelassorhynchus mucosus (Ikeda, 1904)
Anelassorhynchus porcellus Fisher, 1948
Anelassorhynchus porcellus adelaidensis Edmonds, 1960 represented as Anelassorhynchus adelaidensis Edmonds, 1960
Anelassorhynchus sabinus (Lanchester, 1905)
Anelassorhynchus semoni (Fischer, 1896)
Anelassorhynchus vegrandis (Lampert, 1883)
Antarcticobdella crozetensis Sawyer, 1972
Antillesoma antillarum (Grube, 1858)
Apionsoma (Apionsoma) misakianum (Ikeda, 1904)
Apionsoma (Apionsoma) murinae (Cutler, 1969)
Apionsoma (Apionsoma) trichocephalus Sluiter, 1902
Apionsoma (Edmondsius) pectinatum (Keferstein, 1867)
Apionsoma capitata (Gerould, 1913) accepted as Phascolosoma (Fisherana) capitatum (Gerould, 1913)
Archibonellia michaelseni Fischer, 1919
Archibonellia mjoebergi Fischer, 1921 accepted as Pseudobonellia biuterina Johnston & Tiegs, 1919
Arcovestia ivanovi Southward & Galkin, 1997
Arctobdella branchiarum de Silva & Kabata, 1961 accepted as Hemibdella branchiarum (de Silva & Kabata, 1961)
Arhynchite arhynchite (Ikeda, 1924)
Arhynchite californicus Fisher, 1949
Arhynchite hiscocki Edmonds, 1960
Arhynchite inamoenus Fisher, 1946
Arhynchite paulensis Amor, 1971
Arhynchite pugettensis Fisher, 1949
Arhynchite rugosus Chen & Yeh, 1958
Aspidosiphon (Akrikos) albus Murina, 1967
Aspidosiphon (Akrikos) mexicanus (Murina, 1967)
Aspidosiphon (Akrikos) thomassini Cutler & Cutler, 1979
Aspidosiphon (Akrikos) venabulum Selenka & Bülow, 1883
Aspidosiphon (Akrikos) zinni Cutler, 1969
Aspidosiphon (Aspidosiphon) elegans (Chamisso & Eysenhardt, 1821)
Aspidosiphon (Aspidosiphon) exiguus Edmonds, 1974
Aspidosiphon (Aspidosiphon) gosnoldi Cutler, 1981
Aspidosiphon (Aspidosiphon) gracilis (Baird, 1868) represented as Aspidosiphon (Aspidosiphon) gracilis gracilis (Baird, 1868)
Aspidosiphon (Aspidosiphon) gracilis gracilis (Baird, 1868)
Aspidosiphon (Aspidosiphon) misakiensis Ikeda, 1904
Aspidosiphon (Aspidosiphon) muelleri Diesing, 1851 represented as Aspidosiphon (Aspidosiphon) muelleri muelleri Diesing, 1851
Aspidosiphon (Aspidosiphon) muelleri muelleri Diesing, 1851
Aspidosiphon (Aspidosiphon) spiralis Sluiter, 1902
Aspidosiphon (Paraspidosiphon) coyi Quatrefages, 1866
Aspidosiphon (Paraspidosiphon) fischeri ten Broeke, 1925
Aspidosiphon (Paraspidosiphon) laevis Quatrefages, 1866
Aspidosiphon (Paraspidosiphon) parvulus Gerould, 1913
Aspidosiphon (Paraspidosiphon) planoscutatus Murina, 1968
Aspidosiphon (Paraspidosiphon) steenstrupii Diesing, 1859
Aspidosiphon (Paraspidosiphon) tenuis Sluiter, 1886
Austrobdella anoculata (Moore, 1940) (uncertain > taxon inquirendum )
Austrobdella bilobata (Ingram, 1957)
Austrobdella californica (Burreson, 1977)
Austrobdella coliumicus Williams, Urrutia & Burreson, 2007
Austrobdella losmoliniensis Williams, Urrutia & Burreson, 2007
Austrobdella oosthuizeni A. Utevsky, 2004
Austrobdella rapax (Verrill, 1873)
Austrobdella translucens Badham, 1916
Austrobonellia michaelseni accepted as Archibonellia michaelseni Fischer, 1919
Bathybdella sawyeri (Burreson, 1981)
Bdellamaris eptatreti Richardson, 1953
Bdellamaris manteri (Richardson, 1959)
Bengalus longiductus Biseswar, 2006
Beringobdella rectangulata (Levinsen, 1881)
Binoraphorus geminolobotus Salvini-Plawen, 1972 (uncertain > taxon inquirendum )
Biporus mycorhynchus Murina & Popkov, 2000
Birsteinia vitjasi Ivanov, 1952
Bonellia achaeta Zenkevitch, 1958 accepted as Pseudoikedella achaeta (Zenkevitch, 1958)
Bonellia haswelli Johnston & Tiegs, 1920 accepted as Metabonellia haswelli (Johnston & Tiegs, 1920)
Bonellia minor Marion in Rietsch, 1886