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An exquisitely preserved skeleton representing a primitive sturgeon from the upper Cretaceous Judith River Formation of Montana (Acipenseriformes: Acipenseridae: N. Gen. and Sp.)

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An exquisitely preserved skeleton representing a primitive sturgeon from the upper Cretaceous Judith River Formation of Montana (Acipenseriformes: Acipenseridae: N. Gen. and Sp.)

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