Genus

Plesiosaurus de la Beche and Conybeare, 1821

Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumChordata
SubphylumVertebrata
Organism groupGnathostomata
SuperclassTetrapoda
ClassReptilia
SubclassEureptilia
unrankedDiapsida
OrderSauropterygia
FamilyCyamodontidae
Nothosauridae
Placodontidae
GenusPlesiosaurus