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ORIGINAL ARTICLES.
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Bos primigenius. A. Skull of the existing Race, after Rütimeyer.—B. Fossil skull. Owen's British Fossil Mammals and Birds.
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B. longifrons. A. Skull of the existing Race, after Rütimeyer.—B. Fossil skull. Owen's British Fossil Mammals and Birds.
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B. frontosus. A. Skull of the existing Race, after Rütimeyer.—B. Fossil skull, after Nillson.