Permian
Related Words
PaleozoicCarboniferousTriassicMesozoicperiodepocherageologystratigraphysedimentrockfossilextinctionbiodiversityPangeasupercontinentcontinentaldrifttectonicsclimateglaciationicedesertaridevaporitesaltgypsumlimestonesandstoneshalecoalpetroleumhydrocarbonbasinstratumbedrockchronostratigraphypaleontologysynapsidreptileamphibianfishinvertebratebrachiopodcrinoidferngymnospermconiferflorafaunaevolutionspeciationboundaryvolcanismmagmalavaatmosphereoxygenwarmingcoolinggeochronologyprehistoricancientprimordial