PBDB

Opinions from P. O. Persson 1963

'Aristonectes belongs to Cimoliasauridae'
'Aristonectes parvidens belongs to Aristonectes'
'Brachaucheniidae is a subjective synonym of Polycotylidae'
'Brachauchenius belongs to Polycotylidae'
'Brachydeira is a subjective synonym of Pliosauroidea'
'Brancasauridae is a subjective synonym of Elasmosauridae'
'Brancasaurus belongs to Elasmosauridae'
'Brimosaurus is a nomen dubium'
'Brimosaurus grandis is a nomen dubium'
'Cimoliasauridae belongs to Plesiosauroidea'
'Cimoliasaurus belongs to Cimoliasauridae'
'Cimoliasaurus cantabrigiensis is a subjective synonym of Plesiosaurus bernardi'
'Cimoliosaurus magnus is recombined as Cimoliasaurus magnus'
'Colymbosaurus sclerodirus belongs to Colymbosaurus'
'Colymbosaurus sclerodirus belongs to Colymbosaurus' according to Bogolubov 1911
'Elasmosauridae belongs to Plesiosauroidea'
'Elasmosaurus kurskensis belongs to Elasmosaurus'
'Elasmosaurus orskensis belongs to Elasmosaurus'
'Elasmosaurus serdobensis belongs to Elasmosaurus'
'Eretmosaurus belongs to Rhomaleosauridae'
'Leptocleidus belongs to Rhomaleosauridae'
'Leptocleidus superstes belongs to Leptocleidus'
'Mauisaurus belongs to Elasmosauridae'
'Mauisaurus gardneri belongs to Mauisaurus'
'Mauisaurus haasti belongs to Mauisaurus'
'Microcleidus belongs to Elasmosauridae'
'Muraenosaurus (Cryptoclidus) [misspelled as Cryptocleidus] belongs to Plesiosauridae'
'Muraenosaurus elasmosauroides belongs to Muraenosaurus' according to Bogolubov 1911
'Muraenosaurus elasmosauroides belongs to Muraenosaurus'
'Muraenosaurus fahrenkohli belongs to Muraenosaurus' according to Waldheim 1846
'Muraenosaurus fahrenkohli belongs to Muraenosaurus'
'Muraenosaurus purbecki belongs to Muraenosaurus' according to Bogolubov 1911
'Muraenosaurus purbecki belongs to Muraenosaurus'
'Peyerus is a subjective synonym of Leptocleidus'
'Pistosauridae belongs to Pistosauroidea'
'Pistosauroidea belongs to Plesiosauria'
'Pistosaurus belongs to Pistosauridae'
'Plesiosauridae belongs to Plesiosauroidea'
'Plesiosauroidea belongs to Plesiosauria'
'Plesiosaurus belongs to Plesiosauridae'
'Plesiosaurus brachypterygius belongs to Plesiosaurus'
'Plesiosaurus capensis is recombined as Leptocleidus capensis'
'Pliosaurus chilensis is a nomen dubium'
'Elasmosaurus constrictus is a nomen dubium'
'Plesiosaurus costatus is recombined as Rhomaleosaurus costatus'
'Plesiosaurus dolichodeirus belongs to Plesiosaurus'
'Plesiosaurus dubius belongs to Plesiosaurus' according to Tate and Blake 1876
'Plesiosaurus dubius is recombined as Eretmosaurus dubius'
'Plesiosaurus guilelmiimperatoris belongs to Plesiosaurus'
'Plesiosaurus hawkinsii is recombined as Rhomaleosaurus hawkinsi'
'Plesiosaurus holmesi is a subjective synonym of Mauisaurus haasti'
'Plesiosaurus homalospondylus is recombined as Microcleidus homalospondylus'
'Plesiosaurus hoodi is a subjective synonym of Mauisaurus haasti'
'Plesiosaurus macrocephalus is recombined as Rhomaleosaurus macrocephalus'
'Plesiosaurus mauretanicus is a nomen dubium'
'Plesiosaurus rostratus is recombined as Rhomaleosaurus rostratus'
'Plesiosaurus rugosus is recombined as Eretmosaurus rugosus'
'Pliosauridae belongs to Pliosauroidea'
'Pliosauroidea belongs to Plesiosauria'
'Pliosaurus phosphaticus is a nomen dubium'
'Polycotylidae belongs to Pliosauroidea'
'Polycotylus brevispondylus belongs to Polycotylus'
'Polycotylus epigurgitis belongs to Polycotylus'
'Polycotylus ichthyospondylus tanais belongs to Polycotylus ichthyospondylus'
'Polycotylus orientalis belongs to Polycotylus'
'Polycotylus ultimus belongs to Polycotylus'
'Rhomaleosauridae belongs to Pliosauroidea'
'Seeleyosaurus holzmadensis is a subjective synonym of Plesiosaurus guilelmiimperatoris'
'Termatosaurus belongs to Rhomaleosauridae'
'Termatosaurus albertii is corrected as Termatosaurus alberti and belongs to Termatosaurus'
'Thaumatosauridae is a subjective synonym of Rhomaleosauridae'
'Woolungasaurus belongs to Elasmosauridae'