Amblyosyllis formosa (Claparède, 1863) accepted as Amblyosyllis spectabilis (Johnston in Baird, 1861) (additional source)
Aphrodita aculeata Linnaeus, 1758 (additional source)
Arabella iricolor (Montagu, 1804) (additional source)
Brania pusilla (Dujardin, 1851) (additional source)
Drilonereis filum (Claparède, 1868) (additional source)
Eteone picta Quatrefages, 1866 accepted as Mysta picta (Quatrefages, 1866) (source of synonymy)
Eulalia bilineata (Johnston, 1840) (additional source)
Eulalia tripunctata McIntosh, 1874 (source of synonymy)
Eulalia viridis (Linnaeus, 1767) (additional source)
Eumida sanguinea (Örsted, 1843) (additional source)
Euphrosine foliosa Audouin & H Milne Edwards, 1833 (additional source)
Eurysyllis Ehlers, 1864 (additional source)
Eurysyllis tuberculata Ehlers, 1864 (additional source)
Eusyllinae Malaquin, 1893 (additional source)
Eusyllis Malmgren, 1867 (additional source)
Eusyllis assimilis Marenzeller, 1875 (additional source)
Eusyllis blomstrandi Malmgren, 1867 (additional source)
Exogone (Exogone) verugera (Claparède, 1868) accepted as Exogone verugera (Claparède, 1868) (additional source)
Exogone (Parexogone) hebes (Webster & Benedict, 1884) accepted as Parexogone hebes (Webster & Benedict, 1884) (additional source)
Exogone verugera (Claparède, 1868) (basis of record)
Exogoninae Langerhans, 1879 (additional source)
Glycera alba (O.F. Müller, 1776) (additional source)
Glycera capitata Örsted, 1842 (additional source)
Glycera convoluta Keferstein, 1862 accepted as Glycera tridactyla Schmarda, 1861 (additional source)
Glycera gigantea Quatrefages, 1866 accepted as Glycera fallax Quatrefages, 1850 (source of synonymy)
Glycera tesselata Grube, 1863 (additional source)
Glycera unicornis Lamarck, 1818 (additional source)
Halosydna gelatinosa (Sars, 1835) accepted as Alentia gelatinosa (M. Sars, 1835) (source of synonymy)
Haplosyllis spongicola (Grube, 1855) (additional source)
Harmothoe impar (Johnston, 1839) (source of synonymy)
Harmothoe longisetis (Grube, 1863) (source of synonymy)
Harmothoe lunulata (Delle Chiaje, 1830) accepted as Malmgrenia lunulata (Delle Chiaje, 1830) (additional source)
Kefersteinia Quatrefages, 1866 accepted as Psamathe Johnston, 1836 (additional source)
Kefersteinia cirrhata (Keferstein, 1862) accepted as Psamathe fusca Johnston, 1836 (additional source)
Laetmonice filicornis Kinberg, 1856 (additional source)
Leptonereis glauca (Claparède, 1870) accepted as Websterinereis glauca (Claparède, 1870) (source of synonymy)
Lysidice ninetta Audouin & H Milne Edwards, 1833 (additional source)
Marphysa sanguinea (Montagu, 1813) (additional source)
Mysta picta (Quatrefages, 1866) (additional source)
Nereis pelagica Linnaeus, 1758 (additional source)
Nereis zonata Malmgren, 1867 (additional source)
Odontosyllis Claparède, 1863 (additional source)
Odontosyllis ctenostoma Claparède, 1868 (additional source)
Odontosyllis fulgurans (Audouin & Milne Edwards, 1833) (additional source)
Ophiodromus flexuosus (Delle Chiaje, 1827) accepted as Oxydromus flexuosus (Delle Chiaje, 1827) (additional source)
Opisthodonta Langerhans, 1879 (additional source)
Paraehlersia ferrugina (Langerhans, 1881) (additional source)
Phyllodoce lamelligera (Gmelin in Linnaeus, 1788) (additional source)
Phyllodoce laminosa Savigny in Lamarck, 1818 (source of synonymy)
Phyllodoce lineata (Claparède, 1870) (source of synonymy)
Pionosyllis Malmgren, 1867 (additional source)
Pionosyllis lamelligera Saint Joseph, 1887 accepted as Synmerosyllis lamelligera (Saint-Joseph, 1887) (additional source)
Podarke pallida (Claparède, 1864) accepted as Oxydromus pallidus Claparède, 1864 (source of synonymy)
Polychaeta (identification resource)
Psammolyce arenosa (Delle Chiaje, 1830) accepted as Pelogenia arenosa (Delle Chiaje, 1830) (additional source)
Pterocirrus macroceros (Grube, 1860) (source of synonymy)
Salvatoria clavata (Claparède, 1863) (additional source)
Salvatoria limbata (Claparède, 1868) (additional source)
Scalisetosus pellucidus (Ehlers, 1864) accepted as Subadyte pellucida (Ehlers, 1864) (source of synonymy)
Scalisetosus pellucidus (Ehlers, 1864) accepted as Subadyte pellucida (Ehlers, 1864) (basis of record)
Sphaerosyllis bulbosa Southern, 1914 (additional source)
Sphaerosyllis hystrix Claparède, 1863 (additional source)
Sthenelais boa (Johnston, 1833) (additional source)
Streptodonta pterochaeta (Southern, 1914) (additional source)
Streptosyllis Webster & Benedict, 1884 (additional source)
Streptosyllis bidentata Southern, 1914 (additional source)
Streptosyllis websteri Southern, 1914 (additional source)
Syllides Örsted, 1845 (additional source)
Syllides longocirratus (Örsted, 1845) (additional source)
Syllidia armata Quatrefages, 1866 (additional source)
Syllinae Grube, 1850 (additional source)
Syllis amica Quatrefages, 1866 (additional source)
Syllis cornuta Rathke, 1843 (additional source)
Syllis gracilis Grube, 1840 (additional source)
Syllis hyalina Grube, 1863 (additional source)
Syllis prolifera Krohn, 1852 (additional source)
Syllis variegata Grube, 1860 (additional source)
Syllis vittata Grube, 1840 (additional source)
Trypanosyllis Claparède, 1864 (additional source)
Trypanosyllis coeliaca Claparède, 1868 accepted as Pseudosyllis brevipennis Grube, 1863 (additional source)
Trypanosyllis zebra (Grube, 1860) (additional source)
Typosyllis vittata (Grube, 1840) accepted as Syllis vittata Grube, 1840 (additional source)