Pattern of Marine Mass Extinction near the Permian-Triassic Boundary Jin, In South China Y. G. ; Wang, Y. ; Wang, W. ; Shang, Q. H. ; Cao, C. Q. ; Erwin, D. H. Abstract Publication: Catastrophic Events and Mass Extinctions: Impacts and Beyond Pub Date: May 2001 Bibcode: 2001caev.conf.3107J