Changes of the palynobiotas in the Mesozoic and Cenozoic of Patagonia: a review

• Published in: Biological journal of the Linnean Society Vol. 103; no. 2; pp. 380 - 396
• Main Authors: QUATTROCCHIO, MIRTA E, VOLKHEIMER, WOLFGANG, BORRROMEI, ANA MARÍA, MARTÍNEZ, MARCELO A
• Format: Journal Article
• Language: English
• Published: Oxford, UK Blackwell Publishing Ltd 01.06.2011
• Subjects: Angiospermas primitivas; atmospheric circulation; Cenozoico; Cheirolepidiaceae; climate change; Cretaceous; Cretácico; dry environmental conditions; early angiosperms; escenarios; evolución; evolution; flora; highlands; ice; Jurassic; Jurásico; microorganisms; Myrtaceae; Nothofagaceae; palaeofitogeografía; palaeopalinología; palaeopalynology; palaeophytogeography; pollen; scenarios; sea level; spores; steppes; vegetation; Argentina

This study describes the compositional changes of Mesozoic-Cenozoic palynologic assemblages in Patagonia, the succession of phytogeographic scenarios and some evolutionary key events. The Triassic ‘Ipswich Microflora', characterized by bisaccate pollen and high frequencies of trilete spores, re...