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. Calyptrophora Gray, 1866. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=177833 on 2026-08-29
Gray, J.E. (1866). Description of two new forms of gorgonoid corals. Proceedings of the Zoological Society of London. 1866: 24-27.
Kinoshita, K. (1908). Primnoidae von Japan. The journal of the College of Science, Imperial University of Tokyo, Japan. 23(12): 1-74, plates 1-6.