British Upper Jurassic plesiosaurs
The suborder Plesiosauria is a group of extinct marine reptiles of the order Sauropterygia which dominated the seas throughout the Jurassic and Cretaceous periods. The first specimens, from the Lower Lias of Dorset, were described by Conybeare in 1821. Since that date there has been remarkably littl...
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University of Newcastle Upon Tyne
1975
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| Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.480185 |