THE 



KANSAS UNIVERSITY 

 SCIENCE BULLETIN. 



Vol. Ill, No. 9— April, 1906. 



( Whole Series, Vol. XIII, No. 9.) 



CONTENTS : 

 The Unionid^ of Kansas, Part I, .... Richard E. Scammon. 



PUBLISHED BY THE UNIVERSITY, 

 Lawrence, Kan. 



Entered at the post-ofRce in Lawrence as second-class matter. 



