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Dresbachian

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How to say "dresbachian"! (High Quality Voices)

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pronounce word:how to pronounce Dresbachian in english (correct!).

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[Wikipedia] Acrodirotes

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Evolution of Life: Rise of Anomalocaris and Cambrian Multiple Extinction

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Erst fünf „Massenaussterben“ in 500 Millionen Jahren – und jetzt wieder

The Dresbachian is a Maentwrogian regional stage of North America, lasting from 501 to 497 million years ago. It is part of the Upper Cambrian and is defined by four trilobite zones. It overlaps with the ICS-stages Guzhangian, Paibian and the lowest Jiangshanian.
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