References & Links

Atlas of Living Australia
http://bie.ala.org.au/species/LEPTOTHECATA#

Catalogue of Life
http://www.catalogueoflife.org

Crowell, S. (1953). The regression-replacement cycle of hydranths of Obelia and Campanularia. Physiological Zoology, 26(4), 319-327.

Daly, M., Brugler, M. R., Cartwright, P., Collins, A. G., Dawson, M. N., Fautin, D. G., ... & Stake, J. L. (2007). The phylum Cnidaria: a review of phylogenetic patterns and diversity 300 years after Linnaeus. Zootaxa, 1668, 127-182.

Horridge, G. A. (1969). Statocysts of medusae and evolution of stereocilia.Tissue and Cell, 1(2), 341-353.

Hunter, T. (1989). Suspension feeding in oscillating flow: the effect of colony morphology and flow regime on plankton capture by the hydroid Obelia longissima. The Biological Bulletin, 176(1), 41-49.

Ruppert, E.E, Fox, R.S & Barnes, R.D 2004, Invertebrate Zoology: A Functional Evolutionary Approach, Seventh Edition, Brooks/Cole, Belmont.

Schuchert, P. (1998). How many hydrozoan species are there?. Brill.

Schuchert, Peter (2011). Hydrozoan Phylogeny and Classification The Hydrozoa Directory (Version 22, April 2011 ed.). Geneva: Natural HistoryMuseum of Geneva. Retrieved 2011-12-22.