BIBLIOGRAPHY 



The California Gray Whale (Rhachianectes glaucus 



Cope). R. C. Andrews. Memoirs, Amer. Mus. Nat. 



Hist., N. S., Vol. I, Part 5, 1914. 

 Life Zones 



Results of a Biological Survey of the San Francisco 



Mountain Region and Desert of the Little Colorado, 



Arizona. C. H. Merriam. N, A. Fauna No. 3, 1890. 

 The Geographical Distribution of North American 



Mammals. J. A. Allen. Bull. Amer, Mus. Nat. 



Hist., Vol. 4, No. I, 1892. 

 Laws of Temperature Control of the Geographic Dis- 

 tribution of Terrestrial Animals and Plants, C. H. 



Merriam. Nat, Geog. Mag., Vol. 6, 1894. 

 Life Zones and Crop Zones in the United States. C. H. 



Merriam. U. S. Biol. Survey, Bull. No, 10, 1898, 

 Life Zones and Crop Zones of New Mexico. V, Bailey. 



N. A, Fauna No, 35, 1913, 

 Life Zone Investigations in Wyoming, M. Cary. N. A. 



Fauna No. 42, 19 17. 

 Life Zone Indicators in California. H, M. Hall and J. 



Grinnell. Proc. Calif. Acad. Sci., Vol, 9, No. 2, 1919, 

 Life Zones and Mammalian Distribution. L. R. Dice. 



Joum. Mammalogy, Vol. 4, No. i, 1923. 



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