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James W. Valentine

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Books by James W. Valentine

Douglas H. Erwin, James W. Valentine: The Cambrian Explosion (Hardcover, 2013, Roberts and Company)

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The Cambrian Explosion

by Douglas H. Erwin, James W. Valentine

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BookWyrm is managed from the unceded ancestral homeland of the Ramaytush Ohlone peoples, the original inhabitants of the San Francisco Peninsula. A portion of the proceeds go towards the Yunakin land tax.