Erséus, C. (1979). Taxonomic revision of the marine genus Phallodrilus Pierantoni (Oligochaeta, Tubificidae), with descriptions of thirteen new species. <em>Zoologica Scripta.</em> 8: 187-208., available online athttps://doi.org/10.1111/j.1463-6409.1979.tb00631.x[details] Available for editors
Timm, T. & Erséus, C. (2021). World List of Marine Oligochaeta. Phallodrilus firmus Erséus, 1979. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2021) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=176310 on 2026-10-09
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Phallodrilus firmus Erséus, 1979. Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=176310 on 2026-10-09
original descriptionErséus, C. (1979). Taxonomic revision of the marine genus Phallodrilus Pierantoni (Oligochaeta, Tubificidae), with descriptions of thirteen new species. <em>Zoologica Scripta.</em> 8: 187-208., available online athttps://doi.org/10.1111/j.1463-6409.1979.tb00631.x[details] Available for editors
basis of recordTimm,. T. (2004). Oligochaeta checklist for ERMS2. (look up in IMIS) [details]