State Geological and Natural History Survey 



COMMISSIONERS 



Marcus H. Holcomb, Governor of Connecticut 



Arthur Twining Hadley, President of Yale University 



William Arnold Shanklin, President of Wesleyan University 



Remsen Brinckerhoff Ogilby, President of Trinity College 



Charles Lewis Beach, President of Connecticut Agricultural College 



Benjamin Tinkham Marshall, President of Connecticut College for Women 



SUPERINTENDENT 

 Herbert E. Gregory 



Publication Approved by the Board of Control 



