LETTER OF TRANSMITTAL. 



To the Honorable the Board of Geological and Biological Survey 

 of the State of Michigan: 



Governor Chase S. Osborn, President. 

 Hon. D. M. Ferry, Jr. Vice President. 

 Hon. L. L. Wright, Secretary. 



Gentlemen : — I beg to present herewith as a part of the report 

 for 1911 of the Board of Geological and Biological Survey, Publica- 

 tion No. 10, being a contribution to the biological survey of the 

 state authorized by Act No. 250 of the Session of 1905. 



Yery respectfully, 



R. C. ALLEN, 



Director. 



Ann xA-rbor, Mich., October 1, 1911. 



R. C. Allen^ State Geologist, Lansing, Michigan: 



Sir : — I transmit herewith a report upon the amphibians and rep- 

 tiles of Michigan, prepared under my direction, to form a part of 

 the series of monographs on Michigan forms that the biological 

 division proposes to issue, and a bibliography of Michigan arch- 

 aeology compiled by Mr. Harlan I. Smith of the Victoria Memorial 

 Museum. According to our plan for the series, the papers in this 

 report attempt to summarize our present knowledge of the subjects 

 treated and in such a way that the results may be used by teachers 

 and local naturalists and archaeologists. 



Respectfully, 



ALEXANDER G. RUTHVEN, 



Chief Naturalist. 



