From 2003 to 2004, we collected a large amount of Nautiloid and Graptolite fossils in upper metamorphic formations of Mayigangri area and determined the age to be middle and Late Ordovician-Silurian.
羌塘南部地区发现有可靠化
依据的早古生代地层
属首次。
From 2003 to 2004, we collected a large amount of Nautiloid and Graptolite fossils in upper metamorphic formations of Mayigangri area and determined the age to be middle and Late Ordovician-Silurian.
羌塘南部地区发现有可靠化依据的早古生代地层属首次。
2004年我们
玛依岗日一带
质岩系上部采获大量鹦鹉螺类
类化,经研究确定时代属中、晚奥陶世-志留纪.
From 2003 to 2004, we collected a large amount of Nautiloid and Graptolite fossils in upper metamorphic formations of Mayigangri area and determined the age to be middle and Late Ordovician-Silurian.
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