4.7 - 1.4 Ma

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

• A. D. Barnosky, M. Holmes, R. Kirchholtes, E. Lindsey, K.C. Maguire, A.W. Poust, M.A. Stegner, J. Sunseri, B. Swartz, J. Swift, N.A. Villavicencio and G. Wogan. 2014. Prelude to the Anthropocene: Two new North American Land Mammal Ages (NALMAs). The Anthropocene Review I(3):225-242 view

There are intervals in 12 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Gelasian age, Pleistocene epoch, Pliocene epoch, Calabrian age, Piacenzian age, Zanclean age
• Cenozoic Subepochs: Late Pliocene subepoch, Early Pliocene subepoch, Early Pleistocene subepoch
• European Faunal Units: Villafranchian subage, Ruscinian subage
• European Faunal Zones: MN 14 zone, MN 17 zone, MN 16 zone, MN 15 zone
• Neogene Mammal Ages of China: Yushean age, Nihewanian age
• North American Mammal Subages/Zones: Senecan subage, Rexroadian subage
• South American Land Mammal Ages: Ensenadan age, Chapadmalalan age, Sanandresian age, Montehermosan age, Uquian age, Vorohuean age
• Calcareous Nannoplankton Zones: NN15 zone, NN18 zone, NN17 zone, NN19 zone, NN16 zone, NN14 zone, NN13 zone
• Planktic Foraminiferal Zones: G. margaritae HOZ zone, G. tumida/G. nepenthes CRZ - Atlantic zone, G. ruber PRZ zone, S. seminulina HOZ - Atlantic zone, G. miocenica HOZ - Atlantic zone, G. fistulosus HOZ - Atlantic zone, D. altispira HOZ - Atlantic zone
• Neogene North Pacific Diatom Biochronology: Neodenticula koizumii - Neodenticula kamtschatica zone, Neodenticula koizumii zone, Neodenticula kamtschatica zone, Actinocyclus oculatus zone
• Geomagnetic Polarity Chrons: C2 chron, C2A chron, C1 chron, C3 chron
• Cretaceous-Cenozoic of New Zealand: Mangapanian age, Waipipian age, Opoitian age, Wanganui epoch, Nukumaruan age, Castlecliffian age

This interval is used in the definition of 626 collections

A total of 12726 collections with 141066 occurrences lie within this time span