Cretaceous/Paleogene Floral Turnover in Patagonia: Drop in Diversity, Low Extinction, and a Classopollis Spike

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Nearly all data regarding land-plant turnover across the Cretaceous/Paleogene boundary come from western North America, relatively close to the Chicxulub, Mexico impact site. Here, we present a palynological analysis of a section in Patagonia that shows a marked fall in diversity and abundance of ne...

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Detalles Bibliográficos
Autores principales: Barreda, V.D., Cúneo, N.R., Wilf, P., Currano, E.D., Scasso, R.A., Brinkhuis, H.
Formato: JOUR
Materias:
article
biodiversity
Cenozoic
Cheirolepidiaceae
Classopollis
conifer
Danian
end Cretaceous mass extinction
Eocene
flora
gymnosperm
Mesozoa
New Zealand
nonhuman
North America
Northern Hemisphere
Paleocene
palynology
population abundance
Southern Hemisphere
species extinction
Argentina
Biodiversity
Extinction, Biological
Flowers
Geography
Gymnosperms
Pollen
Spores
Time Factors
Coniferophyta
Embryophyta
Gymnospermae
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_19326203_v7_n12_p_Barreda
Aporte de:
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) de Universidad de Buenos Aires

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