Pteruchus barrealensisPteruchus barrealensis is an unusually large species of Pteruchus with very elongate polleniferous heads from Early Triassic of Australia and Argentina.DescriptionPteruchus barrealensis is one of the geologically earliest species of Pteruchus, and has very elongate polleniferous heads.Whole plant reconstructionPteruchus barrealensis from the Early Triassic of Australia may have been produced by the same plant as Umkomasia feistmantelii and ''Dicroidium zuberi''