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APRIL, 1917 



Vl. XXXI. No. 1. 



THE 



OTTAWA 

 NATURALIST 



Pvblished by The Ottawa Field-Naturalists' Club 



Editor: 



ARTHUR GIBSON, 



Entomological Branch, Department of Agriculture, 



OTTAWA. 



Associate Editors: 



Harlan I. Smith. W. H. Harrington, P. A. Tavhrner, 



Anthropology. Entomology. Ornithology. 



M. O. Malte, Ph.D., M. Y. Williams, Ph.D., L. M. Lambe, F.G.S.. 



Botany. Geology. Palaeontology. 



Prof.JohnMacoun.M.A., Otto Klotz, LLD., C. Gordon Hkwiw, D.Sc, 



Conchology. Meteorology. Zoology. 



CONTENTS: 



Council and Leaders of Excursions, 1917-1918 2 



List of Members : 3 



Annual Report, 1916-1917 . 7 



Treasurer's Report 11 



Spring Excursions 12 



Little Known Midge Galls of Certain Composites. By E. P. Felt- 13 



Notes IS 



The Dadson-Merrill Press, Limited. 



ISSUED MAY a8TH, 1917. 

 Entered at Ottawa Post Office as second class matter. 



