1902.] O shorn, Oligocene Titanotheres. IO9 



1896. — OsBORN, Henry F. The Cranial Evolution of Titanotherium. 

 [Titanothere Contributions, No. 3.] Bull. Amer. Mus. Nat. 

 Hist., Vol. VIII, Art. IX, pp. 157-197, July 31, 1896. 



1900. — OsBORN, Henry F. Phylogeny of the Rhinoceroses of Eu- 

 rope. Bidl. Amer. Mus. Nat. Hist., Vol. XIII, Art. XIX, 

 pp. 229—267, Dec. II, 1900. 



1902. — OsBORN, Henry F. Dolichocephaly and Brachyccphaly 

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 XVI, Art. VII, pp. 77-S9. 



