Read, G.; Saiz-Salinas, J. (2024). World Sipuncula Database.
Nephasoma constricticervix Cutler & Cutler, 1986. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=424367 on 2024-04-27
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species.
Nephasoma constricticervix Cutler & Cutler, 1986. Accessed at: http://www.marbef.org/data../aphia.php?p=taxdetails&id=424367 on 2024-04-27