Loading AI tools
来自维基百科,自由的百科全书
苏红图组是位于中国内蒙古阿拉善左旗的白垩纪地层,1980年由宁夏区域地质调查大队张汉杰等命名。该地层以安山岩、玄武岩为主,间夹灰绿、灰色粉砂岩、粉砂质灰岩、褐红色砂岩、砾砂岩[1]。年代约为1,17至1,04亿年前[2]。出土的恐龙有假鲨齿龙、吉兰泰龙、戈壁龙、原巴克龙,以及一种未命名的鸭嘴龙形类[3]。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.