Anningasaura is an extinct genus of basal plesiosaur. It is known from a single type species, A. lymense, discovered in Early Jurassic rocks of Lyme Regis in the United Kingdom.
1896 lithograph of the skull of specimen NHMUK OR 49202
Eoplesiosaurus is an extinct genus of basal plesiosaur known from the Early Jurassic period of the United Kingdom. It contains a single species, E. antiquior.