World Register of Marine Species (WoRMS)
McFadden, C.S.; Cordeiro, R.; Samimi-Namin, K.; Hoeksema, B.W., Williams, G.; van Ofwegen, L.P. (2026). World List of Octocorallia. Sclerophytum capitale Pratt, 1903. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1342617 on 2026-08-30
Pratt, E.M. (1903). The Alcyonaria of the Maldives. Part II. The genera Sarcophytum, Lobophytum, Sclerophytum and Alcyonium. The Fauna and Geography of the Maldive and Laccadive Archipelagos. 2(1): 503-539, plates 28-31.
Shann, E.W. (1912). Observations on some Alcyonaria from Singapore, with a brief discussion on the classification of the family Nephthyidae. Proceedings of the Zoological Society of London. 1912 (3-4): 505-527, plates 61-63.