STATISTICAL ANALYSIS OF PALYNOLOGICAL ASSEMBLAGES FROM THE APTIAN-ALBIAN OF THE ARARIPE BASIN, NORTHEAST BRAZIL: A CASE STUDY OF PALEOENVIRONMENTAL SIGNIFICANCE OF EARLY CRETACEOUS TERRESTRIAL PALYNOMORPHS
Statistical treatment of palynological data from Rio da Batateira and Santana formations (Aptian-Albian) of the Araripe Basin provides mathematical support to paleoclimatic interpretations.In addition to Classopollis and ephedroid pollen, widely accepted as aridity indicators, other typical xerophytic elements include Afropollis spp., Spheripolleni