New materials of trace fossils from the early triassic daye formation in huaxi region of guiyang 贵阳花溪地区下三叠统大冶组遗迹化石的新材料
2.
This hexagonal trace fossil paleodictyon nodosum dated tens of millions of years ago may be created by a creature that is still alive in the deep atlantic ocean 这些有数千万年的六角形痕迹化石，可能由一种现今仍然生存在大西洋海底的生物造成。
3.
Of which 4 new genera and 4 new species are established . discovery of a lot of fossil worms with their traces provide direct clues to study on the locomotion style of the worm and indirect evidences for trace fossils to find their producer 在以上属种中发现大量的虫、迹同在的化石，为研究早寒武世的翻吻动物的运动方式以及遗迹化石提供了直接依据。
