Proceedings of symposium on 'Myxomatosis' held by the Australian and New Zealand Association for the Advancement of Science at Melbourne, August 24, 1955. Review of myxomatosis in Australia, 1950-1955 / by F.N. Ratcliffe. Changes in the innate resistance of rabbits to myxomatosis / by W.R. Sobey. Changes in the virulence of myxoma virus associated with its natural transmission in populations of the rabbit, Oryctolagus cuniculus / by Frank Fenner. Factors influencing the transmissibility of myxoma virus by mosquitoes / by M.F. Day. The ecology of the mosquito vectors of myxomatosis (Culex annulirostris Skuse and Anopheles annulipes Walk.) in the eastern Riverina / by K. Myers. Bibliography of publications concerning myxomatosis in Australia.