Syllidae Grube, 1850
Eusyllis aciculata (Knox, 1960)
Eusyllis antillensis Augener, 1922
Eusyllis assimilis Marenzeller, 1875
Eusyllis autolytoides Hartmann-Schröder, 1991
Eusyllis blomstrandi Malmgren, 1867
Eusyllis brevicirrata Knox & Cameron, 1971
Eusyllis ceylonica Augener, 1926
Eusyllis collaris (Hartman, 1948)
Eusyllis dentata Hartmann-Schröder, 1990
Eusyllis edenticula Pillai, 1965
Eusyllis fragilis (Webster, 1879)
Eusyllis habei Imajima, 1966
Eusyllis heterocirrata Hartmann-Schröder, 1959
Eusyllis homocirrata Hartmann-Schröder, 1958
Eusyllis inflata (Marenzeller, 1879)
Eusyllis intermedia Saint-Joseph, 1887
Eusyllis irregulata Imajima, 1966
Eusyllis japonica Imajima & Hartman, 1964
Eusyllis kerguelensis Mc Intosh, 1885
Eusyllis kupfferi Langerhans, 1879
Eusyllis lamelligera Marion & Bobretzky, 1875
Eusyllis longicirrata Imajima, 1966
Eusyllis longisetosa (Verrill, 1900)
Eusyllis nuchalata Hartmann-Schröder, 1965
Eusyllis phosphorea Verrill in Smith & Harger, 1874
Eusyllis serrata Hartmann-Schröder, 1984
Eusyllis spirocirrata Hartmann-Schröder, 1959
Eusyllis transecta
Eusyllis tubicola (Uschakov, 1950)
Eusyllis tubifex (Gosse, 1885)