(of)Stephen, A. C. (1965). A revision of the classification of the phylum Sipuncula. <em>Annals and Magazine of Natural History.</em> (Series 13) 7 (80): 457–462., available online athttp://www.tandfonline.com/doi/abs/10.1080/00222936408651485 page(s): 457 [details] Available for editors
Read, G.; Saiz-Salinas, J. (2024). World Sipuncula Database. Aspidosiphon (Paraspidosiphon) Stephen, 1965. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2024) World Register of Deep-Sea species (WoRDSS) at: https://www.marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=410718 on 2024-05-12
Glover, A.G.; Higgs, N.; Horton, T. (2024). World Register of Deep-Sea species (WoRDSS). Aspidosiphon (Paraspidosiphon) Stephen, 1965. Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=410718 on 2024-05-12
original description(of)Stephen, A. C. (1965). A revision of the classification of the phylum Sipuncula. <em>Annals and Magazine of Natural History.</em> (Series 13) 7 (80): 457–462., available online athttp://www.tandfonline.com/doi/abs/10.1080/00222936408651485 page(s): 457 [details] Available for editors