That is the correct spelling "Australasian" referring to a region or the tectonic plate.
Australasian snapper was created in 1801.
Australasian Post was created in 1864.
Australasian Post ended in 2002.
Australasian Seabird Group was created in 1971.
Australasian Raptor Association was created in 1978.
Australasian Ornithological Conference was created in 2001.
Australasian Journal of Philosophy was created in 1923.
The population of Lion - Australasian company - is 8,000.
Lion - Australasian company - was created in 1923.
Association of Australasian Palaeontologists was created in 1974.
Australasian Plant Pathology was created in 1972.
The population of Lion - Australasian company - is 1,800.