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. (2021). Hemichordata World Database. Balanoglossus proliferans Gilchrist, 1908. Accessed through: Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2021) African Register of Marine Species at: https://marinespecies.org/afremas./aphia.php?p=taxdetails&id=520738 on 2026-05-17
Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2026). African Register of Marine Species. Balanoglossus proliferans Gilchrist, 1908. Accessed at: https://marinespecies.org/afremas/aphia.php?p=taxdetails&id=520738 on 2026-05-17
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]