I would say E. transmarina but E. biapicata makes me doubt, and both are found in Australia.
Eripophora bicapita :http://esperancewildlife.blogspot.com/2009/06/garden-spider-eriophora-biapicata.html
Eriophora transmarina: http://lifeunseen.com/index2_item_2649.p...
Hope you can find the right id.
i think i find them here in india as well... i shall provide you with the link, please identify :)
Lat: -28.17, Long: 153.39
Spotted on Jan 14, 2012
Submitted on Jan 26, 2012