1. Origins of Icehouse Vegetation in Southern South America: Climate Change and Turnover in Eocene and Oligocene Patagonian Fossil Floras Restricted (Penn State Only) Author: Harris, Gabriella Title: Origins of Icehouse Vegetation in Southern South America: Climate Change and Turnover in Eocene and Oligocene Patagonian Fossil Floras Graduate Program: Geosciences Keywords: ArgentinaPatagoniaRío PichileufúLaguna del Huncofossil leavesleaf architectureAraucariaAustrocedrusOligoceneEoceneclimate changeAraucariaceaeCupressaceaeconifersEECOtotal evidence phylogenyrainforestGondwanaSouth AmericaAdobe Bridgediversityturnovermosaic evolutionpaleoecologymorphologyvegetationpaleobotanyseasonalitySplendid Isolation File: Login to Download Committee Members: Donald Fisher, Program Head/ChairMark Patzkowsky, Major Field MemberPeter Wilf, Chair & Dissertation AdvisorSarah Ivory, Major Field MemberJesse Lasky, Outside Unit & Field Member