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1878. OsBORN, Scott, and Speir. Palseontological Report of the Prince- 

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 Achcenodon. 



1898. ^YoRTMAN, J. L. The Extinct Camelidse of North America and 

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 Poebrotherium Tp. HI; Bunomeryx, p. 100. 



1901-1902. Studies of Eocene Mammalia in the Marsh Collection, 



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Section on Dromocyon. 

 1895. Scott, W. B. The Structure and Relationships of Ancodus. Journ. 



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 1906. Stehlin, H. C. Die Saugetiere des schweizerischen Eocaens. 4ter 



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On Dichobune. 



Sirenia. 



1904. Abel, O. Die Sirenen der mediterranen Tertiarbildungen Oster- 



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1902-1904. 4°. Wien. 

 1906. Andrews, C. W. A Descriptive Catalogue of the Tertiary Verte- 



brata of the Fayum Egypt. 



Sections on Eosiren, Eotherium. 



1839-1864. Blainville, H. M. D. DE. Osteographie vol. iii. Gravi- 



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 Proboscidea, Sirenia. 



1873. Gill, Theo. On the affinities of the Sirenians. Proc. Acad. Nat. 

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 Not related to the Proboscidea. 



1855. Kaup, J. J. Beitraege zur Naeheren Kenntniss der Urweltlichen 

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1881. Lepsius, G. R. Halitherium Schinzi die fossile Sirene des Mainzer 



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 1892. Lydekker, R. On a remarkable Sirenian jaw from the Oligocene of 



Italy, and its bearing on the evolution of the Sirenia. Proc. Zool. 



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