• Ancistrosyllis McIntosh, 1878
• Ancistrosyllis albini Langerhans, 1881 accepted as Synelmis albini (Langerhans, 1881)
• Ancistrosyllis bassi Hartman, 1945 accepted as Sigambra bassi (Hartman, 1945)
• 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 gorgonensis Monro, 1933 accepted as Synelmis gorgonensis (Monro, 1933)
• Ancistrosyllis gracilis Hessle, 1925 accepted as Synelmis gracilis (Hessle, 1925)
• 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 longicirrata Berkeley & Berkeley, 1961 accepted as Podarmus ploa Chamberlin, 1919
• Ancistrosyllis matlaensis Mandal & Deb, 2018
• Ancistrosyllis nakkaritae Plathong, Dean & Plathong, 2021
• Ancistrosyllis ocellata Hartmann-Schröder, 1959 accepted as Sigambra ocellata (Hartmann-Schröder, 1959)
• 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 rigida Fauvel, 1919 accepted as Synelmis rigida (Fauvel, 1919)
• Ancistrosyllis robusta Ehlers, 1908 accepted as Sigambra robusta (Ehlers, 1908)
• Ancistrosyllis suksani Plathong, Plathong & Dean, 2022
• Ancistrosyllis tentaculata Treadwell, 1941 accepted as Sigambra tentaculata (Treadwell, 1941)