This article needs expanding. You can help improve this article by adding additional content.
Pistosaurus, is marine reptiles extinct genus belonging sauropterygia plesiosauria fossil found in France, Germany, the Middle Triassic strata. Pistosaurus estimated length of about 3 meters long. Pistosaurus originally classified as advanced nothosauroidea, nothosauroidea Triassic aquatic reptiles, was presumably plesiosauria ancestors.