本文记述了在四川自贡发现的同骨骼化石一道保存的蜥脚类恐龙皮肤化石，据其赋存关系，鉴定为杨氏马门溪龙（Mamenchisaurusyoungi）的皮肤残留部分。
A skin fossil preserved together with a bone of a skeleton of Mamenchisaurus youngi from Upper Jurassic in Zigong , Sichuan was described in this present paper .
杨氏马门溪龙