Other crossword clues for answer "TRIASSIC"TRIASSICPeriod in which dinosaurs appearedMammals first appeared during itDinosaur time periodEarly dinosaur periodFirst period of the Mesozoic EraPeriod of the first dinosaursVery oldMesozoic Era periodArizona's Petrified Forest dates from this periodPeriod bookended by extinction eventsPeriod when mammals first appeared