THE OTTAWA NATURALIST 



Published by The Ottawa Field-Naturalists' Club 

 Ottawa, Ont. 



Harlan I. Smith 

 M. O. Malte 

 M. Y. Williams 



Editor : 



Arthur Gibson. 



Entomological Branch, Department of 



Agriculture, Ottawa. 



Associate Editors: 

 Anthropology. P. A. Taverner 



Boianyf. L. M. Lambe 



Geologif. R. M. Anderson 



Ornithologif. 



Palaeontology. 



Zoology). 



Secretary : 



Clyde L. Patch. 

 Geological Survey. 



Treasurer : 



F. W. Waugh, 

 Geological Survey. 



CONTENTS 



Page 



The Chimney Swift. By C. Macnamara 39 



TheA BC of Fossils. By L. D. Burling.. 1 43 



The Original Paper-Makers. By C. Macnamara 47 



Tourmaline From Macdonald Island, Baffin Land. By A. Ledoux 49 



Seeds. By J. R. Dymond.___.____ 52 



A List of Amphibians and Reptiles of the Ottawa, Ontario, District. By C. L. Patch 33 



Squirrels and Chipmunks in Autumn. By C. E. Johnson 54 



Notes and Observations: 



Additions to the Odonata of the Ottawa District. L. M. Stohr _-- 55 



One of Nature's Wonders. M. E. C.__ 55 



Effect of Gopher Poison on Grouse. P. A. Taverner 55 



Diving Habit of the Spotted Sandpiper. J. D. TothiU 56 



Gathering Bird Migrational Reports. P. A. Taverner . 56 



Note on Burrowing Habit of Frogs. C. M. Sternberg 56 



The Night Heron at London, Ont. W. E. Saunders 57 



Book Notices: 



Our Trees: How to Know Them 57 



Billy the Boy Naturalist 57 



Murrill's and Saccardo's Names of Polypores Compared 58 



The Peace River District of Canada 38 



Brief Notices of Articles in the Canadian Alpine Journal, the Condor and the Ibis.. 58 



THE OTTAWA NATURALIST, established thirty-one yean ago. "to publish the 

 reaults of original research or investigation in all departments of natural history," is issued monthly 

 from September to May. inclusive. All receipts from the publication are invested in the magazine 

 itself. Papers, notes and photographs for publication should be addressed to the Editor. The 

 subscription price is One Dollar a Year. Subscriptions should be addressed to the Treasurer, 

 Mr. F. W. WaugJi' Geological Survey, Victoria Memorial Museum, Ottawa. 



