Gilchrist J (1908) On Two New Species of Ptychodera (P. proliferans and P. natalensis). Annals of the South African Museum 6: 207-212.[details]
Swalla, B.J.; van der Land, J. (2024). Hemichordata World Database. Balanoglossus proliferans Gilchrist, 1908. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=520738 on 2024-09-22
original descriptionGilchrist J (1908) On Two New Species of Ptychodera (P. proliferans and P. natalensis). Annals of the South African Museum 6: 207-212.[details]