1. End-Permian Trace Fossil Dolopichnus and the Stresses of Ash Fall. Issue 2 (3rd April 2019) Authors: Grosskopf, Jacob F.; Ellwood, Brooks B. Journal: Ichnos Issue: Volume 26:Issue 2(2019) Page Start: 158 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗