Amblyosyllis Grube, 1857 (redescription)
Autolytinae Langerhans, 1879 (additional source)
Branchiosyllis Ehlers, 1887 (redescription)
Branchiosyllis exilis (Gravier, 1900) (redescription)
Brania Quatrefages, 1866 (redescription)
Brania clavata (Claparède, 1863) accepted as Salvatoria clavata (Claparède, 1863) (source of synonymy)
Ehlersia Quatrefages, 1866 accepted as Syllis Lamarck, 1818 (source of synonymy)
Ehlersia cornuta (Rathke, 1843) accepted as Syllis cornuta Rathke, 1843 (source of synonymy)
Ehlersia ferrugina Langerhans, 1881 accepted as Paraehlersia ferrugina (Langerhans, 1881) (new combination reference)
Ehlersia ferrugina Langerhans, 1881 accepted as Paraehlersia ferrugina (Langerhans, 1881) (source of synonymy)
Erinaceusyllis San Martín, 2003 (original description)
Erinaceusyllis erinaceus (Claparède, 1863) (additional source)
Eusyllinae Malaquin, 1893 (additional source)
Eusyllis Malmgren, 1867 (redescription)
Eusyllis blomstrandi Malmgren, 1867 (redescription)
Exogone Örsted, 1845 (redescription)
Exogone (Exogone) Örsted, 1845 (basis of record)
Exogone (Exogone) dispar (Webster, 1879) accepted as Exogone dispar (Webster, 1879) (additional source)
Exogone (Exogone) naidina Örsted, 1845 accepted as Exogone naidina Örsted, 1845 (redescription)
Exogone (Exogone) verugera (Claparède, 1868) accepted as Exogone verugera (Claparède, 1868) (redescription)
Exogone gemmifera Pagenstecher, 1862 accepted as Exogone naidina Örsted, 1845 (source of synonymy)
Exogoninae Langerhans, 1879 (additional source)
Haplosyllis spongicola (Grube, 1855) (additional source)
Neopetitia San Martín, 2003 (original description)
Neopetitia amphophthalma (Siewing, 1956) (redescription)
Odontosyllis Claparède, 1863 (redescription)
Odontosyllis gibba Claparède, 1863 (redescription)
Opisthosyllis Langerhans, 1879 (redescription)
Opisthosyllis brunnea Langerhans, 1879 (redescription)
Paraehlersia San Martín, 2003 (original description)
Paraehlersia ferrugina (Langerhans, 1881) (redescription)
Petitia Siewing, 1956 accepted as Neopetitia San Martín, 2003 (source of synonymy)
Petitia amphophthalma Siewing, 1956 accepted as Neopetitia amphophthalma (Siewing, 1956) (new combination reference)
Pionosyllis Malmgren, 1867 (redescription)
Proceraea picta Ehlers, 1864 (redescription)
Prosphaerosyllis San Martín, 1984 (additional source)
Salvatoria McIntosh, 1885 (redescription)
Salvatoria clavata (Claparède, 1863) (redescription)
Sphaerosyllis Claparède, 1863 (additional source)
Sphaerosyllis hystrix Claparède, 1863 (redescription)
Sphaerosyllis pirifera Claparède, 1868 (redescription)
Streptosyllis Webster & Benedict, 1884 (redescription)
Syllidae Grube, 1850 (taxonomy source)
Syllidae Grube, 1850 (identification resource)
Syllides Örsted, 1845 (redescription)
Syllinae Grube, 1850 (additional source)
Syllis Lamarck, 1818 (additional source)
Syllis (Syllis) Lamarck, 1818 accepted as Syllis Lamarck, 1818 (source of synonymy)
Syllis alternata Moore, 1908 (redescription)
Syllis amica Quatrefages, 1866 (redescription)
Syllis armillaris (O.F. Müller, 1776) (redescription)
Syllis gracilis Grube, 1840 (redescription)
Syllis hyalina Grube, 1863 (redescription)
Syllis pectinans Haswell, 1920 (redescription)
Syllis prolifera Krohn, 1852 (redescription)
Syllis rosea (Langerhans, 1879) (additional source)
Syllis variegata Grube, 1860 (redescription)
Syllis vittata Grube, 1840 (redescription)
Trypanosyllis Claparède, 1864 (redescription)
Trypanosyllis zebra (Grube, 1860) (redescription)
Typosyllis Langerhans, 1879 accepted as Syllis Lamarck, 1818 (source of synonymy)
Typosyllis (Typosyllis) Langerhans, 1879 accepted as Syllis Lamarck, 1818 (source of synonymy)
Typosyllis alternata (Moore, 1908) accepted as Syllis alternata Moore, 1908 (source of synonymy)
Typosyllis armillaris (O.F. Müller, 1776) accepted as Syllis armillaris (O.F. Müller, 1776) (source of synonymy)
Typosyllis fasciata (Malmgren, 1867) accepted as Syllis fasciata Malmgren, 1867 (source of synonymy)
Typosyllis hyalina (Grube, 1863) accepted as Syllis hyalina Grube, 1863 (source of synonymy)
Typosyllis pectinans (Haswell, 1920) accepted as Syllis pectinans Haswell, 1920 (source of synonymy)
Typosyllis prolifera (Krohn, 1852) accepted as Syllis prolifera Krohn, 1852 (source of synonymy)
Typosyllis variegata (Grube, 1860) accepted as Syllis variegata Grube, 1860 (source of synonymy)
Typosyllis vittata (Grube, 1840) accepted as Syllis vittata Grube, 1840 (source of synonymy)