BOARD OF GEOLOGICAL AND BIOLOCUCAL SURVEY, 1915. 



EX OFFICIO : 



The Governor of the St^'ate, 

 HON. WOODBHIDGE N. FERRIS. 



The Superintendent of Public Instruction, 

 HON. FRED L. KEELER. 



The President of the State Board of Education, 

 HON. THOMAS AV. NADAL. 



DIRECTOR. 

 R. C. ALLEN. 



scientific advisors. 



Geologists. — Dr. L. L. Hul^bard, Houghton; Prof. W. H. Hobl)S, Ann 

 Arbor; Prof. W. H. Shcrzer, Ypsilanti. 



Botanists. — Prof. E. A. Bessey, East Lansing; Prof. F. C. Newcombe, 

 Ann Arbor. 



Zoologists. — Prof. W. B. Barrows, East Lansing; Prof. J. Rcighard, 

 Ann Arbor; Dr. Bryant Walker, Detroit. 



79694 



