Classification of Benson et al. 2012
Unr. †Plesiosauria de Blainville 1835 [plesiosaur]
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Fm. †Rhomaleosauridae Nopcsa 1928
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G. †Archaeonectrus Novozhilov 1964
G. †Eurycleidus Andrews 1922
G. †Macroplata Swinton 1930
G. †Rhomaleosaurus Seeley 1874
Invalid names: Neoplesiosauria Ketchum and Benson 2010 [empty]