Middle To Upper Mississippian Chainman Shale

White Pine County, Nevada

Ammonoids from the middle to upper Mississippian Chainman Shale, White Pine County, Nevada. Top--Goniatites sowerbyi. Bottom--Praedaraelites loeblichi. Photographs courtesy Dieter Korn and Allan L. Titus; I edited and processed the images through photoshop.

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