Erséus, C. (1987). Seven new marine species of Phallodrilus (Oligochaeta: Tubificidae) from various parts of Europe, and a re-examination of the type species P. parthenopaeus (Pierantoni). Journal of Natural History. 21(4): 915-931.
Seven new marine species of Phallodrilus (Oligochaeta: Tubificidae) from various parts of Europe, and a re-examination of the type species P. parthenopaeus (Pierantoni)