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1de réir Ludbrook, N. H. (Nelly Hooper), 1907-Ábhair “...Mollusks, Fossil South Australia....”
Foilsithe / Cruthaithe 1984
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2Foilsithe / Cruthaithe 2002ÁbhairLEABHAR
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3Foilsithe / Cruthaithe 1974Ábhair “...Geology Western Australia Shark Bay....”
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4