CJ\ re uuItvILlvi q 



SMITHSONIAN INSTITUTION ^f V 

 UNITED STATES NATIONAL MUSEUM \^, \\\^ . \I\\i 

 Bulletin 160 



MEXICAN TAILLESS AMPHIBIANS 



IN THE UNITED STATES 



NATIONAL MUSEUM 



BY 

 REMINGTON KELLOGG 



Assistant Curator, Division of Mammals 

 United States National Museum 



UNITED STATES 

 GOVERNMENT PRINTING OFFICE 

 WASHINGTON : 1932 



For sale by the Superintendent of Documents, Washington, D. C. 



