Westheide, Wilfried. (1965). Parapodrilus psammophilus nov. gen., nov. spec., eine neue Polychaeten-Gattung aus den Mesopsammal der Nordsee. Helgoländer wissenschaftliche Meeresuntersuchungen. 12: 207-213.
A new polychaete genus,Parapodrilus psammophilus, is described on the basis of individuals caught in the sandy interstitial zone on the island Sylt (North Sea, German Bight). The main features of the new polychaete are: length up to 650µm; body divided into a prostomium (without any appendages), 7 segments and pygidium; segments 3 to 6 carry simple parapods as well as setae and aciculae.