community of trace fossils 足迹化石群落
coastal trace fossils 滨岸相生物痕迹
trace fossils assemblage 遗迹化石组合
equilibrium trace fossils 均衡遗迹化石
deep water trace fossils 深水遗迹化石
Features of Trace Fossils 遗迹化石特征
skeletal and trace fossils 动物骨骼及遗迹化石
community y of trace fossils 足迹化石群落
Ecological system trace fossils 生态系统痕迹化石
These prehistoric wasp cocoons, known as trace fossils among paleontologists, date back 75 million years to what is now Montana.
这些史前黄蜂蜂巢——古生物学家称为遗迹化石——可以追溯到7500万年前的蒙大拿州。
Trace fossils from the Middle Ordovician Lashizhong Formation in Zhuozishan, the northwest margin of Ordos Basin are studied systematically.
首次对鄂尔多斯盆地西北缘桌子山地区中奥陶世拉什仲组的遗迹化石进行了系统研究。
The Precambrian trace fossils described in this paper were found in the Yunmengshan and Beidajian Formation of the Ruyang Group of Lushan and Ruyang, western Henan province.
等发现于河南西部鲁山县和汝阳县的汝阳群云梦山组和北大尖组。
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