7.9 - 4.9 Ma

The definition of this interval in the timescale South American Land Mammal Ages is taken from the following source:

• F. J. Prevosti, C. O. Romano, A. M. Forasiepi, S. Hemming, R. Bonini, A. M. Candela, E. Cerdeño, M. C. Madozzo Jaén, P. E. Ortiz, F. Pujos, L. Rasia, G. I. Schmidt, M. Taglioretti, R. D. E. MacPhee, and U. F. J. Pardiñas. 2021. New radiometric 40Ar–39Ar dates and faunistic analyses refine evolutionary dynamics of Neogene vertebrate assemblages in southern South America. Scientific Reports 2021(11):9830 view

The top and bottom ages have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.

There are intervals in 9 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Miocene epoch, Zanclean age, Messinian age, Pliocene epoch, Tortonian age
• Cenozoic Subepochs: Late Miocene subepoch, Early Pliocene subepoch
• European Faunal Units: Ruscinian subage, Turolian subage
• European Faunal Zones: MN 11 zone, MN 13 zone, MN 12 zone
• Central Paratethys Stages: Pannonian age
• Neogene Mammal Ages of China: Baodean age
• North American Land Mammal Ages: Hemphillian age
• North American Mammal Subages/Zones: early Early Hemphillian subage, late Early Hemphillian subage, Late Hemphillian subage
• Cretaceous-Cenozoic of New Zealand: Opoitian age, Tongaporutuan age, Kapitean age, Wanganui epoch, Taranaki epoch

This interval is used in the definition of 117 collections

A total of 1457 collections with 16261 occurrences lie within this time span