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PERSSON,
P. O. Lower Cretaceous Plesiosaurians (Rept.) from Australia. Lunds
Universitets Ă…rsskrift, N. F. Avd. 2. 56, 1-23.

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1963. A revision of the classification of the Plesiosauria with a synopsis
of the stratigraphical and geographical distribution of the group. Lunds
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