List of annelid families



List of annelid families describes the taxa relationships in the phylum Annelida, which contains more than 17,000 extant species including ragworms, earthworms, and leeches.

Palpata

 * Sub-class Errantia
 * Order Amphinomida
 * Family Amphinomidae Savigny in Lamarck, 1818
 * Family Euphrosinidae  Williams, 1851
 * Order Eunicida
 * Family Dorvilleidae  Chamberlin, 1919
 * Family Eunicidae  Berthold, 1827
 * Family Hartmaniellidae  Imajima, 1977
 * Family Lumbrineridae  Schmarda, 1861
 * Family Oenonidae  Kinberg, 1865
 * Family Onuphidae Kinberg, 1865
 * Order Phyllodocida
 * Family Acoetidae  Kinberg, 1856
 * Family Alciopidae  Ehlers, 1864
 * Family Aphroditidae  Malmgren, 1867
 * Family Chrysopetalidae  Ehlers, 1864
 * Family Eulepethidae  Chamberlin, 1919
 * Family Glyceridae  Grube, 1850
 * Family Goniadidae  Kinberg, 1866
 * Family Hesionidae  Grube, 1850
 * Family Ichthyotomidae  Eisig, 1906
 * Family Iospilidae  Bergstroem, 1914
 * Family Lacydoniidae Bergstroem, 1914
 * Family Lopadorrhynchidae  Claparede, 1868
 * Family Myzostomatidae  Benham, 1896
 * Family Nautiliniellidae  Miura and Laubier, 1990
 * Family Nephtyidae  Grube, 1850
 * Family Nereididae  Johnston, 1865
 * Family Paralacydoniidae  Pettibone, 1963
 * Family Pholoidae  Kinberg, 1858
 * Family Phyllodocidae  Oersted, 1843
 * Family Pilargidae  Saint-Joseph, 1899
 * Family Pisionidae  Southern, 1914
 * Family Polynoidae  Malmgren, 1867
 * Family Pontodoridae  Bergstroem, 1914
 * Family Sigalionidae  Malmgren, 1867
 * Family Sphaerodoridae  Malmgren, 1867
 * Family Syllidae  Grube, 1850
 * Family Tomopteridae  Johnston, 1865
 * Family Typhloscolecidae Uljanin, 1878
 * Incertae sedis
 * Family Aberrantidae Wolf, 1987
 * Family Nerillidae Levinsen, 1883
 * Family Spintheridae Johnston, 1865
 * Canalipalpata

Scolecida

 * Family Aeolosomatidae
 * Family Arenicolidae
 * Family Capitellidae
 * Family Cossuridae
 * Family Maldanidae
 * Family Opheliidae
 * Family Orbiniidae
 * Family Paraonidae
 * Family Parergodrilidae
 * Family Potamodrilidae
 * Family Psammodrilidae
 * Family Questidae
 * Family Scalibregmatidae

Echiura

 * Order Echiuroidea
 * Suborder Bonelliida
 * Family Bonelliidae
 * Family Ikedidae
 * Suborder Echiurida
 * Family Echiuridae
 * Family Thalassematidae
 * Family Urechidae

Class Clitellata

 * Order Branchiobdellida
 * Subclass Hirudinea (Leech)
 * Infraclass Acanthobdellidea
 * Infraclass Euhirudinea
 * Order Arhynchobdellida
 * Suborder Erpobdelliformes
 * Family Erpobdellidae Blanchard, 1894
 * Family Gastrostomobdellidae Richardson, 1971
 * Family Orobdellidae Nakano, Ramlah & Hikida, 2012
 * Family Salifidae Johansson, 1910
 * Suborder Hirudiniformes
 * Family Cylicobdellidae
 * Family Haemadipsidae
 * Family Haemopidae
 * Family Hirudinidae
 * Family Semiscolecidae
 * Family Xerobdellidae
 * Order Rhynchobdellida
 * Family Glossiphoniidae
 * Family Ozobranchidae (disputed)
 * Family Piscicolidae

Class Machaeridia †

 * Family †Plumulitidae
 * Family †Turrilepadidae
 * Family †Lepidocoleidae

Subphylum Sipuncula

 * Class Phascolosomatidea
 * Order Aspidosiphoniformes
 * Family Aspidosiphonidae
 * Order Phascolosomatiformes
 * Family Phascolosomatidae
 * Class Sipunculidea
 * Order Golfingiiformes
 * Family Golfingiidae
 * Family Phascolionidae
 * Family Themistidae
 * Order Sipunculiformes
 * Family Sipunculidae