176 - 164.3 Ma

The definition of this interval in the timescale Permian-Jurassic 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 5 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Toarcian age, Bajocian age, Callovian age, Middle Jurassic epoch, Bathonian age, Early Jurassic epoch, Aalenian age
• Mesozoic Subages: Late Aalenian subage, Late Bajocian subage, Early Callovian subage, Early Bathonian subage, Late Bathonian subage, Late Callovian subage, Late Toarcian subage, Early Aalenian subage, Middle Callovian subage, Middle Bathonian subage, Early Bajocian subage, Middle Aalenian subage
• Ammonite Chrons of Northwest Europe: Sauzei chron, Discites chron, Levesquei chron, Humphresianum chron, Bifrons chron, Parkinsoni chron, Variabilis chron, Laeviuscula chron, Murchisonae chron, Subfurcatum chron, Concavum chron, Thouarsense chron, Garantiana chron, Opalinum chron
• Ammonite Chrons of North America: Scissum chron, Howelli chron, Kirschneri chron, Crassicosta chron, Oblatum chron, Westermanni chron, Hillebrandti chron, Widebayense chron, Crassicostatus chron, Rotundum chron, Epizigzagiceras chron, Yakounensis chron
• Permian-Jurassic of New Zealand: Kawhia epoch

This interval is used in the definition of 39 collections

A total of 5992 collections with 33945 occurrences lie within this time span