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On a Fossil Filamentous Alga and Sponge-Spicules forming Opal Nodules at Richmond River, N.S.W. By A. L. S. Frederick Chapman Proc. Royal Soc. of Victoria. Vol. xxxiv, part 2. pp. 167–71, 2 text-figures. 1922.
Published online by Cambridge University Press: 01 May 2009
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- Copyright © Cambridge University Press 1924