Traits Taxon list
Acanthopale perkinsi San Martín, 1986
Acritagasyllis longichaetosus Lucas, San Martín & Sikorski, 2010
Alcyonosyllis aidae Álvarez-Campos, San Martín & Aguado, 2013
Alcyonosyllis bisetosa (Hartmann-Schröder, 1960)
Alcyonosyllis exiliformis (Imajima, 2003)
Alcyonosyllis glasbyi San Martín & Nishi, 2003
Alcyonosyllis gorgoniacolo (Sun & Yang, 2004)
Alcyonosyllis hinterkircheri Glasby & Aguado, 2009
Alcyonosyllis phili Glasby & Watson, 2001
Alcyonosyllis xeniaecola (Hartmann-Schröder, 1993)
Alitta acutifolia (Ehlers, 1901)
Alitta brandti Malmgren, 1865
Alitta dyamusi (Izuka, 1912)
Alitta grandis (Stimpson, 1853)
Alitta plenidentata (Moore, 1909)
Alitta succinea (Leuckart, 1847)
Alitta virens (M. Sars, 1835)
Alitta williami Villalobos-Guerrero & Bakken, 2018
Alitta yarae Álvarez, Desiderato & Mucciolo, 2023
Amblyosyllis anae Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis antoni Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis clarae Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis emilioi Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis enigmatica San Martín & Hutchings, 2006
Amblyosyllis finmarchica (Malmgren, 1867)
Amblyosyllis formosa (Claparède, 1863) accepted as Amblyosyllis spectabilis (Johnston in Baird, 1861)
Amblyosyllis formosa corallicola (Hartmann-Schröder, 1960)
Amblyosyllis granosa Ehlers, 1897
Amblyosyllis hectori Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis idae Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis lineata Grube, 1863
Amblyosyllis lineata alba Berkeley, 1923
Amblyosyllis madeirensis Langerhans, 1879
Amblyosyllis multidenticulata San Martín & Hutchings, 2006
Amblyosyllis nigrolineata Okada, 1934
Amblyosyllis ovei Aguado, Capa, Lago-Barcia et al., 2019
Amblyosyllis plectorhyncha (Marenzeller, 1874)
Amblyosyllis rhombeata Grube, 1857
Amblyosyllis speciosa Izuka, 1912
Amblyosyllis spectabilis (Johnston in Baird, 1861)
Amblyosyllis vesiculosa Hartmann-Schröder, 1989
Amphiduropsis axialensis (Blake & Hilbig, 1990)
Amphiduros fuscescens (Marenzeller, 1875)
Ancistargis matsunagaensis (Kitamori, 1960)
Ancistrosyllis breviceps Hartman, 1963
Ancistrosyllis carolinensis Gardiner, 1976
Ancistrosyllis cingulata (Korschelt, 1893)
Ancistrosyllis commensalis Gardiner, 1976
Ancistrosyllis constricta Southern, 1921 accepted as Sigambra constricta (Southern, 1921)
Ancistrosyllis eidimtaiteae Plathong, Plathong & Dean, 2022
Ancistrosyllis falcata (Day, 1957)
Ancistrosyllis fioronii Fiege & Böggemann, 1999
Ancistrosyllis groenlandica McIntosh, 1878
Ancistrosyllis hamata (Hartman, 1960)
Ancistrosyllis hanaokai Kitamori, 1960 accepted as Sigambra hanaokai (Kitamori, 1960)
Ancistrosyllis hartmanae Pettibone, 1966
Ancistrosyllis jonesi Pettibone, 1966
Ancistrosyllis kornkanokae Plathong, Dean & Plathong, 2021
Ancistrosyllis matlaensis Mandal & Deb, 2018
Ancistrosyllis nakkaritae Plathong, Dean & Plathong, 2021
Ancistrosyllis papillosa (Jones, 1961)
Ancistrosyllis parva Day, 1963 accepted as Sigambra parva (Day, 1963)
Ancistrosyllis pilargiformis Uschakov & Wu, 1962 accepted as Cabira pilargiformis (Uschakov & Wu, 1962)
Ancistrosyllis quellina Wesenberg-Lund, 1962
Ancistrosyllis suksani Plathong, Plathong & Dean, 2022
Anguillosyllis aciculata Maciolek, 2020
Anguillosyllis acsara Maciolek, 2020
Anguillosyllis andeepia Maciolek, 2020
Anguillosyllis blakei Maciolek, 2020
Anguillosyllis bruneiensis Maciolek, 2020
Anguillosyllis capensis Day, 1963
Anguillosyllis carolina Maciolek, 2020
Anguillosyllis dalgleishae Neal, Drennan, Wiklund, Stewart, Rabone, Dahlgren & Glover, 2025
Anguillosyllis denaria Maciolek, 2020
Anguillosyllis elegantissima Maciolek, 2020
Anguillosyllis enneapoda Maciolek, 2020
Anguillosyllis finnelli Neal, Drennan, Wiklund, Stewart, Rabone, Dahlgren & Glover, 2025
Anguillosyllis hadra Maciolek, 2020
Anguillosyllis hampsoni Maciolek, 2020
Anguillosyllis hessleri Maciolek, 2020
Anguillosyllis inornata Maciolek, 2020
Anguillosyllis lanai Barroso, Paiva, Nogueira & Fukuda, 2017
Anguillosyllis palpata (Hartman, 1967)
Anguillosyllis pupa (Hartman, 1965)
Anguillosyllis sepula Maciolek, 2020
Anguillosyllis taleola Maciolek, 2020
Anguillosyllis truebloodi Maciolek, 2020
Anguillosyllis villarae Neal, Drennan, Wiklund, Stewart, Rabone, Dahlgren & Glover, 2025
Anoplonereis herrmanni Giard, 1882 (uncertain > nomen dubium )
Anoplosyllis edentula Claparède, 1868
Anoplosyllis sexoculata (Hartmann-Schröder, 1962)
Antonbruunia gerdesi Quiroga & Sellanes, 2009
Antonbruunia sociabilis Mackie, Oliver & Nygren, 2015
Antonbruunia viridis Hartman & Boss, 1965
Arichlidon acropetalon Watson Russell, 1998
Arichlidon gathofi Watson Russell, 2000
Arichlidon hanneloreae Watson Russell, 1998
Arichlidon mucropaleum Cruz-Gómez, 2021
Arichlidon reyssi (Katzmann, Laubier & Ramos, 1974)
Astreptosyllis acrassiseta Kudenov & Dorsey, 1982