Peña Montañesa
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Daidal acanthocercus, a complete 38 mm shrimp. Heath Shale Formation. Bear Gulch Limestone. Bear Gulch, Fergus County, Monta
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Daidal acanthocercus, a complete 53 mm hoplocarid. Heath Shale Formation. Bear Gulch Limestone. Bear Gulch, Fergus County, Monta
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Monta & Don Rahtjen tribute
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Monta Ellis April/01/2009
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