(of)Hickson, S.J. (1904). The Alcyonaria of the Cape of Good Hope, Part II. <em>Marine Investigations in South Africa.</em> 3: 211-239, plates 7-9., available online athttps://www.biodiversitylibrary.org/page/2188463 page(s): 231-233 [details]
McFadden, C.S.; Cordeiro, R.; Samimi-Namin, K.; Williams, G.; van Ofwegen, L. (2025). World List of Octocorallia. Helicogorgia spiralis (Hickson, 1904). Accessed through: Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2025) African Register of Marine Species at: https://www.marinespecies.org/afremas/aphia.php?p=taxdetails&id=520693 on 2026-06-06
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. Helicogorgia spiralis (Hickson, 1904). Accessed at: https://marinespecies.org/afremas/aphia.php?p=taxdetails&id=520693 on 2026-06-06
original description(of)Hickson, S.J. (1904). The Alcyonaria of the Cape of Good Hope, Part II. <em>Marine Investigations in South Africa.</em> 3: 211-239, plates 7-9., available online athttps://www.biodiversitylibrary.org/page/2188463 page(s): 231-233 [details]
Present Inaccurate Introduced: alien Containing type locality