Ampharete grubei Malmgren, 1865 (taxonomy source)
Apomatus similis Marion & Bobretzky, 1875 (additional source)
Asychis biceps (M. Sars, 1861) accepted as Chirimia biceps biceps (Sars, 1861) (additional source)
Brada villosa (Rathke, 1843) accepted as Bradabyssa villosa (Rathke, 1843) (additional source)
Capitella capitata (Fabricius, 1780) (additional source)
Caulleriella bioculata (Keferstein, 1862) (additional source)
Chaetopterus variopedatus (Renier, 1804) (additional source)
Chone infundibuliformis Krøyer, 1856 (source of synonymy)
Cirratulus caudatus Levinsen, 1893 (additional source)
Cirratulus filiformis Keferstein, 1862 accepted as Aphelochaeta filiformis (Keferstein, 1862) (additional source)
Dasybranchus caducus (Grube, 1846) (additional source)
Diplocirrus glaucus (Malmgren, 1867) (additional source)
Dodecaceria concharum Örsted, 1843 (additional source)
Euclymene lombricoides (Quatrefages, 1866) (additional source)
Euclymene oerstedii (Claparède, 1863) (additional source)
Eupolymnia nesidensis (Delle Chiaje, 1828) (additional source)
Euthelepus setubalensis McIntosh, 1885 (additional source)
Flabelligera affinis M. Sars, 1829 (additional source)
Heteromastus filiformis (Claparède, 1864) (additional source)
Jasmineira candela (Grube, 1863) accepted as Claviramus candelus (Grube, 1863) (additional source)
Macrochaeta clavicornis (M. Sars, 1835) (additional source)
Megalomma vesiculosum (Montagu, 1813) accepted as Acromegalomma vesiculosum (Montagu, 1813) (additional source)
Myxicola infundibulum (Montagu, 1808) (additional source)
Owenia fusiformis Delle Chiaje, 1844 (additional source)
Paraonis fulgens (Levinsen, 1884) (additional source)
Pherusa plumosa (Müller, 1776) (additional source)
Polychaeta (identification resource)
Polydora caeca (Örsted, 1843) accepted as Dipolydora coeca (Örsted, 1843) (additional source)
Polydora ciliata (Johnston, 1838) (additional source)
Polygordius lacteus Schneider, 1868 (additional source)
Pomatoceros triqueter (Linnaeus, 1758) accepted as Spirobranchus triqueter (Linnaeus, 1758) (additional source)
Praxillella affinis (M. Sars in G.O. Sars, 1872) (additional source)
Sabella pavonina Savigny, 1822 (additional source)
Sabellides octocirrata (M. Sars, 1835) accepted as Ampharete octocirrata (Sars, 1835) (additional source)
Scoloplos armiger (Müller, 1776) (additional source)
Serpula vermicularis Linnaeus, 1767 (additional source)
Spio filicornis (Müller, 1776) (additional source)
Spiophanes bombyx (Claparède, 1870) (additional source)
Streblospio shrubsolii (Buchanan, 1890) (additional source)
Thelepus cincinnatus (Fabricius, 1780) (source of synonymy)