Category «Plesiosauroidea»

Hydrorion – a new plesiosaur from Germany

The most recent issue of the ‘Palaeontology’ (Vol 49, Part 3) features an article by Franziska Grossman on the plesiosauroids from the Jurassic Posidonia Shale in Germany. Grossman describes the skulls of two genera, Seeleyosaurus guilelmiimperatoris (a tongue-twister of a taxon! – formerly Plesiosaurus guilelmiimperatoris) and introduces a new genus Hydrorion brachypterygius (formerly Plesiosaurus brachypterygius). …