Morepork they conceded the two were easily distinguishable in appearance, so maintained the three as subspecies; the Tasmanian boobook only diverged by 2.7% from the other two, while the powerful and rufous owls diverged by 4.4% from each other. Leading from this, the southern boobook was split from the Tasmanian boobook and morepork in volume 5 of the "", however several authors, including Les Christidis and Walter Boles, contested that the data had been misinterpreted from the Norman study, which had not sampled any Australian mainland boobooks at all. They treated the three taxa (southern, Tasmanian boobooks, and moreporks) as a
Australasian Films Australasian Films Australasian Films, full name Union Theatres and Australasian Films, was an Australian film distribution and production company formed in 1913 that was wound up in the 1930s to merge into Greater Union. The Union Theatres and Australasian Films dominated cinema in Australia in the 1910s and 1920s. In 1912, West's Pictures merged into Amalgamated Pictures, and then Amalgamated Pictures merged with Spencer's Pictures to create the General Film Company of Australasia. The following year this company combined with the Greater JD Williams Amusement Co, a large exhibition and film supply outfit, to create Union Theatres and Australasian Films.