1.187 - 1.071 Ma

The definition of this interval in the timescale Geomagnetic Polarity Chrons is taken from the following source:

• F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view

There are intervals in 11 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Pleistocene epoch, Calabrian age
• Cenozoic Subepochs: Early Pleistocene subepoch
• Neogene Mammal Ages of China: Nihewanian age
• North American Land Mammal Ages: Irvingtonian age
• North American Mammal Subages/Zones: Sappan subage, Cudahyan subage
• South American Land Mammal Ages: Ensenadan age
• Calcareous Nannoplankton Zones: NN19 zone
• Planktic Foraminiferal Zones: G. ruber PRZ zone
• Neogene North Pacific Diatom Biochronology: Actinocyclus oculatus zone, Proboscia curvirostris zone
• Geomagnetic Polarity Chrons: C1 chron
• Cretaceous-Cenozoic of New Zealand: Castlecliffian age, Wanganui epoch

This interval is used in the definition of 54 collections

A total of 54 collections with 671 occurrences lie within this time span