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BULLETIN 



OF THE 



ILLINOIS STATE LABORATORY 



OF 



NATURAL HISTORY 



Urbana, Illinois, U. S. A. 



Vol. VII. FEBRUARY, 1904 Articles I.-1I. 



art. i. studies of the life history, habits, and taxo- 

 nomic relations of a new species of oberea ( oberea ulmicola 

 Chittenden). 



art. ii. studies of the habits and development of neo- 

 cerata rhodophaga coquillett. 



BY 



F. M. WEBSTER, M.S. 



