Eretmosaurus

Eretmosaurus
Temporal range: Early - Middle Jurassic,
Neotype specimen of E. rugosus
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Superorder: Sauropterygia
Order: Plesiosauria
Superfamily: Plesiosauroidea
Family: Microcleididae
Genus: Eretmosaurus
Seeley, 1874
Type species
Plesiosaurus rugosus
Owen, 1840
Other species
Synonyms

Eretmosaurus (meaning "oar lizard") is an extinct genus of plesiosaur from the Early and Middle Jurassic of England and Russia. Two species are known: E. rugosus and E. dubius.