Read, G.; Saiz-Salinas, J. (2024). World Sipuncula Database. Sipunculidea. Accessed through: Land J. van der (ed). (2008) UNESCO-IOC Register of Marine Organisms (URMO) at: https://www.marinespecies.org/Urmo/aphia.php?p=taxdetails&id=1296 on 2025-04-02