27.3 - 25.2 Ma

The definition of this interval in the timescale Cretaceous-Cenozoic of New Zealand is taken from the following source:

• J. I. Raine, A. G. Beu, A. F. Boyes, H. J. Campbell, R. A. Cooper, J. S. Crampton, M. P. Crundwell, C. J. Hollis, and H. E. G. Morgans. 2015. Revised Calibration of the New Zealand Geological Timescale: NZGT2015/1. GNS Science Report 2012(39) view

There are intervals in 8 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Oligocene epoch, Chattian age
• Cenozoic Subepochs: Late Oligocene subepoch
• Mammal Paleogene Zones: MP 27 zone, MP 29 zone, MP 25 zone, MP 28 zone, MP 26 zone, MP 30 zone
• Paleogene Mammal Ages of Asia: Hsandagolian age, Tabenbulakian age
• North American Land Mammal Ages: Arikareean age
• North American Mammal Subages/Zones: early Late Arikareean subage, late Early Arikareean subage, early Early Arikareean subage, Geringian subage, late Late Arikareean subage
• South American Land Mammal Ages: Deseadan age
• Cretaceous-Cenozoic of New Zealand: Landon epoch

This interval is used in the definition of 88 collections

A total of 72 collections with 300 occurrences lie within this time span