A Large Marine Bird (Aves: Procellariiformes) from the Eocene of Western Siberia
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The article describes the first find of a bird from the Paleogene of Siberia. A fragment of tibiotarsus from the Eocene Tavda Formation of the Tyumen Region (Western Siberia) is assigned to Procellariiformes. The bird is morphologically closer to Procellariida... ...
