592 THE AGE OF MAMMALS 



'07 Tertiary Maniiual Horizons of Nortli America. 



Bull. Amer. Mas. Nat. Hist., Vol. XXllI, Art. xi, Mar. 30, 1907, 



pp. 237-253. 

 '07 A INTouuted Skeleton of the Columbian Mammoth (Elephas colnmbi). 



Bull. Amer. Mas. Nat. Hist., Vol. XXIII, Art. xii, Mar. 30, 1907, 



pp. 255-257. 

 "07 Evolution of INIammalian Molar Teeth (ed. by W. K. Gregory). 



New York, 1907. 

 '08 New Fossil Mammals from the Fayiim Oligocene, Egypt. 



Ball. Amer. 3Itis. Nat. Hist., Vol. XXIV, Art. xvi. Mar. 25, 1908, 



pp. 2(55-272. 

 '09 Cenozoic Mammal Horizons of Western North America, with 



Faunal Lists of the Tertiary Mammalia of the West by W. D. 



Matthew. 



U.S. Geol. Sarv., Bull. 361, Washington, 1909, pp. 1-138. 

 '09 New Carnivorous Mammals from the Fayum Oligocene, Egypt. 



Bull. Amer. Mus. Nat. Hist., Vol. XXVI, Art. xxviii, Sept., 1Q09, 



pp. 415-424. 



Osborn, H. F., and Earle, C. 



■95 Fossil Mammals of the Puerco Beds. Collection of 1892. 

 Ball. Amer. Mus. Nat. Hist., Vol. VII, Art. 1, Feb., 1895. 



Osborn, H. F., and Wortman, J. L. 



■92 Fossil Mammals of the Wasatch and Wind River Beds ; collection 

 of 1891. 

 Bull. Amer. Mas. Nat. Hist., Vol. 4, 1892, pp. 81-147. 



Owen, R. 



'60 Palaeontology or a Systematic Summary of Extinct Animals and 



their Geological Relations. Edinburgh, 1860. 

 '71 Monograph of the Fossil Mammalia of the Mesozoic Formations. 



3fonogr. Pala^ont. Soc, 1871. 

 '75 On Prorastomus sirenoides. 



Quart. Jour. Geol. Soc. London, Vol. XXXI, 1875, pp. 559-567. 



Palacky, J. 



'03 Die Verbreitung der Ungulaten. 



Zool. Jahrb., Abt. Syst., Oeog., Biol. (J. W. Spengel in Giessen), 

 Vol. XVIII, No. 2, lb03. 



Pallary, P. 



'00 Note sur la Girafe et le Chameau du Quaternaire Algerien. 

 Ball. Soc. Geol. France, Ser. 3, Vol. 28, 1900, pp. 908-909. 



Palmer, T. S. 



'04 Index Generum Mammalium. A List of the Genera and Families 

 of Mammals. 



U.S. Dept. Agric, Dims. Biol. Sarv., N.A. Faana, No. 23, Wash- 

 ington, 1904. 



