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Norian

Norian

Period
The Norian is a division of the Triassic Period. It has the rank of an age or stage. It lasted from ~227 to 208.5 million years ago. It was preceded by the Carnian and succeeded by the Rhaetian. Wikipedia
Occurred: 227 million years ago - 208.5 million years ago
Lower boundary definition: Not formally defined
Lower boundary GSSP candidate section(s): Black Bear Ridge, British Columbia, Canada; Pizzo Mondello, Sicily, Italy;
Upper boundary GSSP candidate section(s): Steinbergkogel, Austria; Pignola-Abriola, Italy; Turkey; British Columbia, Canada;