痕迹化石

河南省（华北型）早寒武世沉积环境演化及其痕迹化石组合

Evolution of North China-type Early Cambrian sedimentary environments and trace fossil assemblages in Henan Province

湘西麻阳上白垩统麻阳含铜建造中发现巨型痕迹化石

A Giant Trace Fossil from the Mayang Copper-Bearing Formation in Western Hu'nan

湘西北地区志留系泥盆系的痕迹化石

The trace fossils of Silurian and Devonian systems of the northwestern region , Hunan Province

峡东地区震旦系痕迹化石的发现及其意义

Discovery of trace fossils within Sinian system in eastern area of Yangzi Gorges and it 's significance

安徽含山中志留世海湾沉积环境中的痕迹化石组合

Trace fossil assemblages from middle Silurian Bay ( estuarine ) sedimentary environments in the Hanshan area , Anhui

最古老的后生动物痕迹化石？&对北京十三陵前寒武系常州沟组充填管状构造的探讨

Are these the oldest metazoan trace fossils also ? - a probe into burrow-like tube filling structures in Changzhougou formation of the upper Precambrian in Ming Tombs district , Beijing

2砂泥坪混合相，由细砂岩、粉砂岩和泥岩互层组成，常见波状层理、透镜状层理，分布有海相动物化石和斜交或垂直层面的营状痕迹化石。

2 , Sand-muddy mixed sub facies , which is made up of fine sandstone , siltstone and mud , commonly with ripple and lenticular bed - dings , containing , animal and tubular trace fossils .

岩石中的痕迹和化石以及岩石本身是最早的历史证件。

The markings and fossils in the rocks , and the rocks themselves , are the first historical documents .

研究小组发现了两块有砍刮痕迹的骨骼化石，这就是曾经进行肉类切割的证据。

The research team found two fossil bones with cut and scrape marks , signs of meat carving .

湖北省郧西县白龙洞古人类遗址属于中更新世早期，发掘出表面带有痕迹的骨化石标本。

Some fossil bones with surface marks were uncovered in Bailong Cave , a palaeo-anthropological site of the early stage of Middle Pleistocene .