THE 



OTT AW A 



JUNE-JULY, 1916 



VOL. XXX, Nos. 3 and 4 



ATURALIST 



Published by The Ottawa Field-Naturalists' Club 



S&itor: 



ARTHUR GIBSON, 



Entomological Branch, Drpartment of Agriculture, 



OTTAWA. 



Associate EDitorS: 



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



Anthropology. Entomology. Ornithology. 



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



Botany. Geology. P alee ontology. 



Prcf. John Macoun. M.A. Otto Klotz, LL.D. C. Gordon Hewitt, D.Sc. 



Conchology. Meteorology. Zoology. 



CONTENTS: 



American Insect Galls. By E. P. Felt - - - -.. - 37 



The Barn Owl Nesting in Southwestern Ontario. By W. E. 



Saunders ----------39 



Some Notes on Fossil Collecting and on the Ediioasteroidea. By 



G. H. Hudson 40 



A Preliminary Paper on the Origin and Classification of Intra- 



iormational Conglomerates and Breccias. By R. M. Field - 47 



The Rolla L. Crain Co., Limitib 



issued August 3, 1916 gg | 



Entered at Ottawa Post Office as second doss maHtr. 





