42 LudwigReh, 



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2. Brehm's Tieideben, 3. Auii,, Band 2. Leipzig uud Wien 1890. 



3. M. Dttvernoy, Recherches anatomiques sur les organes du 

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4. J. Murie, On Phoca groenlandica Miill., its modes of pro- 

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8. id., Part. II, III. Descriptive anatomy of the Sea-lion (Otaria 

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11. Fr. E. Beddard, On the structure of Hookers Sea-lion (Arcto- 

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