论文部分内容阅读
陕西子洲县中侏罗统延安组砂岩中,同一地点共厚约1.7 m的5个层面发现4种食肉类恐龙足迹,自上而下分别为:1)第5层面大型三趾型足迹,实雷龙足迹科王氏子洲足迹(新遗迹属、新遗迹种)Zizhoupus wangi ichnogen.et ichnosp.nov.;2)第4和第3层面中型三趾型足迹,实雷龙足迹科龙尾峁张北足迹(新遗迹种)Changpeipus longweimaoensis inchnosp.nov.;3)第2层面小型三趾或四趾型足迹,虚骨龙类小理河陕西足迹(新遗迹种)Shensipus xiaoliheensis inchnosp.nov.;4)第1层面小型三趾型足迹,虚骨龙类的铜川陕西足迹Shensipus tungchuanensis。
There are 4 carnivorous dinosaur footprints in 5 layers of the same place with a total thickness of about 1.7 m in the sandstone of the Middle Jurassic Yan’an Formation in Zizhou County, Shaanxi Province. They are: 1) a large three-toe-type footprint on the fifth level, Real Leirong Footprint Section Wang Zi Chau Footprints (new relics, new relics species) Zizhoupus wangi ichnogen.et ichnosp.nov .; 2) Medium-sized three-toed footprints on the 4th and 3rd levels, Changpeipus longweimaoensis inchnosp.nov .; 3) Small three-toed or four-toe type footprints on the second level, Sciatus xianliheensis inchnosp. Nov .; 4) The first level of small three-toe-type footprint, Coelurosaurus Tongchuan Shaanxi footprint Shensipus tungchuanensis.