Vectocleidus Genus Author Classification Sauropterygia Eosauropterygia Eusauropterygia Pistosauroidea Pistosauria Plesiosauria Plesiosauroidea Cryptoclidia Xenopsaria Polycotylidae Vectocleidus Age Location Type species Other species Referred material Under construction Vectocleidus material on display in the Dinosaur Isle Museum, Isle of Wight, UK.