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)
Chaetopterus variopedatus (Renier, 1804) (additional source)
Diplocirrus glaucus (Malmgren, 1867) (additional source)
Dodecaceria concharum Örsted, 1843 (additional source)
Euclymene lombricoides (Quatrefages, 1866) (additional source)
Euthelepus setubalensis McIntosh, 1885 (additional source)
Macrochaeta clavicornis (M. Sars, 1835) (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 ciliata (Johnston, 1838) (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)
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)
