Literature

• Madden, H. 2015. Invasive species of St. Eustatius. 39 pp. STENAPA.
• WoRMS. WoRMS, World Register of Marine Species. www.marinespecies.org. [link]

Literature references linked to higher taxa

• Humann, P. 1992. Reef Creature Identification. New World Publications. (Echinodermata)