The Geological and Natural History Survey of 



Minnesota. 



FIRST REPORT 



OF THE 



Dn- 





UNIVERSITY OF MINNESOTA, 

 MINNEAPOLIS, 



MINNESOTA, U. S. A 



HEXRY F. :N^ACHTRIEB, State Zoologist. 



T-O-ne, 3.S32. 



MINNEAPOLIS: 



HARKISON & SMn H. PRINTERS. 



1S93. 



