Rank	Scientific Name	Common Name
subkingdom	Eumetazoa
kingdom	Animalia
phylum	Annelida
class	Acanthobdellea
class	Branchiobdellea
class	Hirudinea
order	Acanthobdellida
order	Arhynchobdellida
order	Branchiobdellida
order	Rhynchobdellida
suborder	Erpobdelliformes
suborder	Hirudiniformes
family	Acanthobdellidae
family	Branchiobdellidae
family	Cambarincolidae
family	Erpobdellidae
family	Glossiphoniidae
family	Haemopidae
family	Hirudinidae
family	Piscicolidae
family	Xerobdellidae
family	Haemadipsidae
genus	Acanthobdella Grube 1850
genus	Branchiobdella Odier 1823
genus	Xironogiton Ellis 1920
genus	Cambarincola Ellis 1912
genus	Archaeobdella Grimm 1876
genus	Barbronia R. Blanchard 1897
genus	Dina R. Blanchard 1892
genus	Erpobdella Blainville 1818
genus	Fadejewobdella Lukin 1962
genus	Trocheta Dutrochet 1817
genus	Alboglossiphonia Lukin 1976
genus	Batracobdella Viguier 1879
genus	Batracobdelloides Oosthuizen 1984
genus	Glossiphonia Johnson 1816
genus	Helobdella R. Blanchard 1896
genus	Hemiclepsis Vejdovsky 1884
genus	Placobdella R. Blanchard 1893
genus	Theromyzon Philippi 1867
genus	Haemopis Savigny 1822
genus	Hirudo Linnaeus 1758
genus	Limnatis Moquin-Tandon 1826
genus	Calliobdella Van Beneden & Hesse 1863
genus	Caspiobdella Epshtein 1966
genus	Croatobranchus Kozarčanin 1995
genus	Cystobranchus Diesing 1859
genus	Italobdella Bielecki 1993
genus	Pawlowskiella Bielecki 1997
genus	Piscicola Blainville 1818
genus	Xerobdella von Frauenfeld 1868
species	Dina absoloni Johansson 1913
species	Batracobdella algira (Moquin-Tandon 1846)
species	Piscicola annae Bielecki 1997
species	Xerobdella anulata Autrum 1958
species	Dina apathyi Gedroyc 1916
species	Branchiobdella astaci Odier 1823
species	Branchiobdella balcanica Moszynski 1937
species	Piscicola borowieci Bielecki 1997
species	Piscicola brylinskae Bielecki 2001
species	Trocheta bykowskii Gedroyc 1913
species	Haemopis caeca Manoleli, Klemm & Sarbu 1998
species	Caspiobdella caspica (Selensky 1915)
species	Italobdella ciosi Bielecki 1993
species	Glossiphonia complanata (Linnaeus 1758)
species	Glossiphonia concolor (Apáthy 1888)
species	Placobdella costata (Fr. Müller 1846)
species	Trocheta cylindrica Örley 1886
species	Trocheta dalmatina Sket 1968
species	Piscicola elishebae Bielecki 1997
species	Italobdella epshteini Bielecki 1997
species	Archaeobdella esmonti Grimm 1876
species	Dina eturpshem Sket 1989
species	Caspiobdella fadejewi Epshtein 1961
species	Trocheta falkneri Nesemann & Neubert 1996
species	Cystobranchus fasciatus (Kollar 1842)
species	Piscicola geometra (Linnaeus 1758)
species	Piscicola hadzii Sket 1985
species	Piscicola haranti Jarry 1960
species	Trocheta haskonis Grosser 2000
species	Alboglossiphonia heteroclita (Linnaeus 1761)
species	Branchiobdella hexodonta Grube 1888
species	Alboglossiphonia hyalina (O.F. Müller 1774)
species	Xironogiton instabilis (Moore 1894)
species	Branchiobdella italica Canegallo 1928
species	Piscicola jarai Bielecki 1997
species	Branchiobdella kozarovi Subchev 1978
species	Dina krasensis (Sket 1968)
species	Dina krilata Sket 1989
species	Piscicola kusznierzi Bielecki 1997
species	Dina kuzmani Šapkarev 1990
species	Dina latestriata Neubert & Nesemann 1995
species	Xerobdella lecomtei von Frauenfeld 1868
species	Dina lepinja Sket & Šapkarev 1986
species	Dina lineata (O.F. Müller 1774)
species	Dina lyhnida Šapkarev 1990
species	Theromyzon maculosum (Rathke 1862)
species	Calliobdella mammillata (Malm 1863)
species	Piscicola margaritae Bielecki 1997
species	Hemiclepsis marginata (O.F. Müller 1774)
species	Hirudo medicinalis Linnaeus 1758
species	Cambarincola mesochoreus Hoffman 1963
species	Erpobdella monostriata (Lindenfeld & Pietruszynski 1890)
species	Batracobdelloides moogi Nesemann & Csanyi 1995
species	Glossiphonia nebulosa Kalbe 1964
species	Piscicola niewiadomskae Bielecki 1997
species	Erpobdella nigricollis (Brandes 1900)
species	Limnatis nilotica (Savigny 1822)
species	Dina ochridana Sket 1968
species	Erpobdella octoculata (Linnaeus 1758)
species	Glossiphonia paludosa (Carena 1824)
species	Branchiobdella papillosa Hutter & Nesemann 2001
species	Alboglossiphonia papillosa (Braun 1805)
species	Branchiobdella parasita (Braun 1805)
species	Cystobranchus pawlowskii Sket 1968
species	Acanthobdella peledina Grube 1850
species	Branchiobdella pentodonta Whitman 1882
species	Piscicola pojmanskae Bielecki 1994
species	Piscicola pomorskii Bielecki 1997
species	Xerobdella praealpina Minelli 1971
species	Dina profunda Šapkarev 1990
species	Trocheta pseudodina Nesemann 1990
species	Glossiphonia pulchella Sket 1968
species	Dina punctata Johansson 1927
species	Calliobdella punctata Van Beneden & Hesse 1863
species	Fadejewobdella quinqueannulata (Lukin 1929)
species	Cystobranchus respirans (Troschel 1850)
species	Trocheta riparia Nesemann 1993
species	Haemopis sanguisuga (Linnaeus 1758)
species	Glossiphonia slovaca (Kosel 1973)
species	Helobdella stagnalis (Linnaeus 1758)
species	Pawlowskiella stenosa Bielecki 1997
species	Dina stschegolewi (Lukin & Epshtein 1960)
species	Trocheta subviridis Dutrochet 1817
species	Dina svilesta Sket 1989
species	Theromyzon tessulatum (O.F. Müller 1774)
species	Erpobdella testacea (Savigny 1820)
species	Helobdella triserialis (E. Blanchard 1849)
species	Hirudo troctina Johnson 1816
species	Caspiobdella tuberculata Epshtein 1966
species	Hirudo verbana Carena 1820
species	Glossiphonia verrucata (Fr. Müller 1844)
species	Erpobdella vilnensis (Liskiewicz 1925)
species	Caspiobdella volgensis (Zykoff 1903)
species	Barbronia weberi (R. Blanchard 1897)
species	Piscicola wiktori Bielecki 1997
species	Piscicola witkowskii Bielecki 1997
subspecies	Branchiobdella balcanica balcanica Moszynski 1937
subspecies	Branchiobdella balcanica sketi Karaman 1970
subspecies	Glossiphonia complanata complanata (Linnaeus 1758)
subspecies	Glossiphonia complanata maculosa Sket 1968
subspecies	Dina lineata concolor (Annandale 1913)
subspecies	Dina lineata dinarica Sket 1968
subspecies	Dina lineata lacustris Sket 1968
subspecies	Dina lineata lineata (O.F. Müller 1774)
subspecies	Dina lineata montana Sket 1968
species	Croatobranchus mestrovi Kozarčanin 1995