Autolytinae Langerhans, 1879 (additional source)
Eusyllinae Malaquin, 1893 (additional source)
Eusyllis Malmgren, 1867 (redescription)
Eusyllis blomstrandi Malmgren, 1867 (redescription)
Exogone Örsted, 1845 (redescription)
Exogone (Parexogone) Mesnil & Caullery, 1918 represented as Parexogone Mesnil & Caullery, 1918 (taxonomy source)
Exogone (Parexogone) hebes (Webster & Benedict, 1884) accepted as Parexogone hebes (Webster & Benedict, 1884) (redescription)
Exogoninae Langerhans, 1879 (additional source)
Myrianida edwarsi (Saint Joseph, 1887) (redescription)
Myrianida prolifera (O.F. Müller, 1788) (redescription)
Opisthodonta Langerhans, 1879 (redescription)
Sphaerosyllis Claparède, 1863 (additional source)
Sphaerosyllis hystrix Claparède, 1863 (redescription)
Streptodonta pterochaeta (Southern, 1914) (additional source)
Streptosyllis Webster & Benedict, 1884 (redescription)
Streptosyllis websteri Southern, 1914 (redescription)
Syllidae Grube, 1850 (taxonomy source)
Syllidae Grube, 1850 (identification resource)
Syllinae Grube, 1850 (additional source)
Syllis Lamarck, 1818 (additional source)
Syllis armillaris (O.F. Müller, 1776) (redescription)
Syllis gracilis Grube, 1840 (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 (Typosyllis) armillaris (O.F. Müller, 1776) accepted as Syllis armillaris (O.F. Müller, 1776) (source of synonymy)