ammonites

Iverian age/stage

General information
Lower boundary: equal to 498.5 Ma (see scale)
Upper boundary: equal to 494 Ma (see scale)
Continent: Australia
See collections within this interval
See map of collections within this interval
Key correlations
Period: Cambrian
Epoch: Furongian
10 million year bin: Cambrian 4
Contained within
  • Merioneth
  • Dolgellian
  • Maentwrogian
  • Dolgelly
  • Ffestiniog
  • Maentwrog
  • Trempealeauan
  • Franconian
  • Dresbachian
  • Furongian
  • Tavgian
  • Millardan
  • Steptoean
  • Sakian
  • Merionethian
  • Olentian
  • Cambrian
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Ensyan
  • Maduan
  • Nganasanian
  • Idamean
  • Mindyallan
  • Waergangian
  • Youshuanian
  • Lincolnian
  • Marjumian
  • Ayusokkanian
  • Paibian
    • Next interval
  • Payntonian
    • Shares base with
  • Aksayan, Batyrbaian, Ketyan, Niuchehean, Sunwaptan, Taoyuanian, Yurakian
    • Appears in scale
  • Gradstein Cambrian-Middle Ordovician of Australasia (2004)

    • Interval name: