1.7 - 0.3 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 7 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Chibanian age, Calabrian age, Pleistocene epoch
• Cenozoic Subepochs: Early Pleistocene subepoch, Middle Pleistocene subepoch
• Cenozoic Subepochs of Southern Europe: Ionian subepoch
• Neogene Mammal Ages of China: Nihewanian age
• North American Land Mammal Ages: Irvingtonian age, Blancan age
• North American Mammal Subages/Zones: Rexroadian subage, Cudahyan subage, Senecan subage, Sappan subage
• Cretaceous-Cenozoic of New Zealand: Wanganui epoch, Haweran age, Castlecliffian age, Nukumaruan age

This interval is used in the definition of 59 collections

A total of 5351 collections with 58362 occurrences lie within this time span