“Mamenchi lizard” from Late Jurassic south-central China. The name is broken down as, ma, “horse” plus men, “gate” plus qi (or xi), “stream”. The fossil was named for the Mamenchi Ferry at Jinshajiang (upper Chang Jiang or Yangtze, River; Sichuan Province, China, near where it was found. Named by Chinese paleontologist Yang Zhong-jian (also known as: Chung Chien. Young) in 1954.