There are only 10 species of Cercopids in Australia. The nymphs build a shelter of bubbles made of excess plant sap.
Fletcher, M. J. (2009 and updates). Identification keys and checklists for the leafhoppers, planthoppers and their relatives occurring in Australia and neighbouring areas (Hemiptera: Auchenorrhyncha). Available at: https://idtools.dpi.nsw.gov.au/keys/auch/index.html Last accessed 5 May 2012.
Liang, A. P. and Wang, R. R. 2012. A revision of the endemic Australian spittlebug genus Anyllis Kirkaldy (Hemiptera: Aphrophoridae) with descriptions of two new species. Journal of Natural History 46 (15–16): 1005–1023.