CONTENTS. 



Proceedings. 



Notes and Descriptions of North American Parasitic Hymen- 



optera, IX ..... Charles T. Brues 



The Distribution of Certain Wisconsin Mammals . Hartley H. T. Jackson 



The Bee-Flies in their Relations to Flowers . . S. Graenicher 



The Identity of Two Odonata Flowers . . . Dr. F. Ris 



Additional Notes on Trichocnemis Aliena Scudder 



Richard A. Muttkowski 



Actual date of publication, Oct. 6, 1910. 



