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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 mandible
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Tetrao urogallus USNM 500264 skull & mandible
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull & mandible
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull & mandible
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Tetrao urogallus USNM 500264 skull
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Page scan of Main Catalog Series: vol.022_116851-116875
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Page scan of Main Catalog Series: vol.100_500251-500275
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull & mandible
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Tetrao urogallus USNM 500264 mandible
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull
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Tetrao urogallus USNM 500264 skull