NEW SERIES No. 57 



APRIL 26, 1813^ 



BULLETIN OF THE STATE 



University of Iowa 



Bulletin from the Laboratories 

 of Natural History 



VOLUME VI 



NUMBER 4 



CONTENTS 

 1. Fossil Coleoptera from the Wilson ranch near Florissant, Colorado. 



H. F. WiCKHAM 



2. A new Succinea. 



8. An artificial prairie. 



4. A long-stalked Elodea flower. 



Published by the University 

 Iowa City, Iowa 



B. Shimek 



B. Shimek 



B. B. Wylie 



ISSUED TWENTY-ONE TIMES DURING THE ACADEMIC YEAR; MONTHLY FROM 



OCTOBER TO JANUARY, WEEKLY PROM FEBRUARY TO JUNE. ENTERED 



AT THE POST OFFICE IN IOWA CITY AS SECOND CLASS MAIL MATTER 



