^ 



SUl. 



<r 



PRICE, FIFTY CENTS. 



> H ^-tc^^<- 



*-e 



Vol. IV. 



No. 2. 



BULLETIN 



FROM THE 



LABORATORIES OF NATURAL HISTORY 



OF THE 



STATE UNIVERSITY OF IOWA. 



/. THE COLEOPTERA OF THE LOWER 



RIO GRANDE VALLET, H. F. Wickham. 



//. THE FERNS OF NICARAGUA, B. Shimek. 



PUBLISHED 



BY AUTHORITY OF THE REGENTS. 



IOWA CITY, IOWA: 

 DECEMBER, 1S97. 



