^The pennatulacean genus Cavernularia Valenciennes (Octocorallia: Veretillidae). Gary C. Williams, Zoological Journal of the Linnean Society, April 1989, Volume 95, Issue 4, pages 285–310, doi:10.1111/j.1096-3642.1989.tb02313.x
^Herring, Peter J. (1987). "Systematic distribution of bioluminescence in living organisms". Journal of Bioluminescence and Chemiluminescence. 1 (3): 147–163. doi:10.1002/bio.1170010303. PMID3503524.