28 



THE AMERICAN NATURALIST 



[Vol. XLI 



LITERATURE. 



'06. International Rules of Nomenclature, adopted by the Inter- 

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 Baird, S. F. 



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'07. [Scientific Notes]. Phila. Med. and Physical Journ., suppl. 2, 

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BOULENGER, G. A. 



'82. Catalogue of the Batrachia Gradientia, s. Caudata and Batrachia 

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'89. The Batrachia of North America. Bull. 34, U. S. Nat. Mus., 

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'42. Zoology of New York. Part III. Reptiles and Amphibia. 

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Fitzin(;kk, L. I. 



'26. Neuc Classification dcr Reptilion. Wien. 

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'50. Catalogue of the Specimens of Amphibia in the Collection of the 

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