Mammalia. i3 



Tetracus, Aymard in Paris Acad. Compt. rendus XXXVIII. 1854. 



INSECTIVORA. Foss. 

 Thalassarctos, C. Bonaparte. Cat. met. d. Mamm. Europ. 1845. . URSINA. 

 Theridomys, Aymard in Paris Ac. Compt. rend. XXXVIII. 1854. 



RODENTIA. Foss. 

 Thylacoleo, R. Owen in Ann. N. H. (3). IV. 1859. . MARSUPIALIA. Foss. 



Thous, Gray inLond. Zool. Soc. Proc. 1868 CANINA. 



Titanotherium, Leidy in D. D. Owen GeoL Surrey of Wisconsin 1852. 



PACHYDERMATA. Foss. 



Trachops, GrayinAnn.N. H. XIX. 1847 ISTIOPHORA. 



TragOCeros, Gaudry in Paris Ac. Compt. rend. LII. 1861. CAPRINA. Foss. 

 Trichecodon, Lancester in Lond. Geol. Soc. Quart. Journ. XXI. 1866. Foss. 



Tursio, Gray iuLond. Zool. Soc. Proc. 1864 CETACEA. 



Tylostoma, P. Gervais in Castelnau Voy. Mamm. 1856. PHYLLOSTOMIDA. 

 Typotherium, Brayard. Foss. 



XTrocyon, Baird inGener.Expl.Pac.Rail-road Mamm. VIH. 1857. CANINA. 



Urocyon, Gray in Lond. Zool. Soc. Proc. 1 868 CANINA. 



Uronycteris, Gray in Lond. Zool. Soc. Proc. 1862 CHIROPTERA. 



Urva, Gray in Lond. Zool. Soc. Proc. XXXII. 1864 VIVERRINA. 



XTarecia, Gray inLond. Zool. Soc. Proc. 1863 PROSIMIINA. 



Viverriceps, Gray inLond. Zool. Soc. Proc. 1867 FELINA. 



Viverricula (Hodgson), Gray in Lond. Zool. Soc. Proc. XXXII. 1864. 



VIVERRINA. 



erus, Gray inAnn. N. H. XX. 1867 SCIURIDA. 



lalophus, GillinEssexInst. Proc. V. 3. 1867 PINNIPEDIA. 



ZooligUS, Aymard in Paris. Acad. Compt. rend. XXXVIII. 1854. 



PACHYDERMATA. Foss. 



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