Fossil <br>perpendicular to the level distribution of the rock to break the main trunk, broadly consistent with the formation occurrence, <br>section uneven, reflected the natural burial conditions.
Fossil<br>Distributed vertically at the rock level, mainly broken trunks, the yield is roughly the same as the formation.<br>The sections were uneven, reflecting the natural burial situation at that time.
Fossil<br>It is perpendicular to the rock layer, mainly the trunk of the fault, and the occurrence is generally consistent with the stratum,<br>The section is uneven, reflecting the natural burial condition at that time.<br>