sentences:  This marine reptile measured 1.5–2 m. (5-6.5 ft) had a relatively long neck but the small skull was proportionally larger than "Plesiosaurus", being 1/10 of the total body length.The neck of "Thalassiodracon", however, was slightly shorter than that of subsequent Plesiosaurs.The cervical vertebrae were between 27 and 31, while those of "Plesiosaurus" were 35 - 37.Moreover, the skull was unusually short and equipped with long teeth.