Keichousaurus on a plate approx. 27.6x19x1.8 cm, Ghuizhou Province China, about 220 million years old, fine and beautiful details of the bone structure, fine pointed teeth (reuse bite for fishing), in relief prepared and partly black reared, approx. 1700g, animal approx. 25 cm, with certificate from Theropoda House, China # a genus of marine reptiles from the family Pachypleurosaurus, the end of the Trias-Jura period died out