Cairns, Stephen D., Gerhswin, Lisa A., Brook, Fred, Pugh, Philip R., Dawson, Elliott W., Ocaña V, Oscar, Vervoort, Will, Williams, Gary, Watson, Jeanette, Opresko, Dennis M., Schuchert, Peter, Hine, P. Michael, Gordon, Dennis P., Campbell, Hamish J., Wright, Athony J., Sanchez, Juana, and Fautin, Daphne G. 2009. "Phylum Cnidaria; Corals, Medusae, Hydroids, Myxozoa." in New Zealand Inventory of Biodiversity. Volume 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia, edited by Gordon, Dennis P., 59–101. Christchurch: Canterbury University Press.