Biological and physical evidence for extreme seasonality in central Permian Pangea Looy, Cindy V. ; Ranks, Stephanie L. ; Chaney, Dan S. ; Sanchez, Sophie ; Steyer, Jean-Sébastien ; Smith, Roger M. H. ; Sidor, Christian A. ; Myers, Timothy S. ; Ide, Oumarou ; Tabor, Neil J. Abstract Publication: Palaeogeography Palaeoclimatology Palaeoecology Pub Date: June 2016 DOI: 10.1016/j.palaeo.2016.02.016 Bibcode: 2016PPP...451..210L