THE 



JULY, 1903. 



VOU XVII. No. 4 



OTTAWA 

 NATURALIST. 



Published by the Ottawa Field-Naturalists' Club. 



• • • • 



CONTENTS. 



1. Description of a Species of Cardioceras from the Crow's 



Nest Coal Fields, by J. F. Whiteaves ... 



2. Nesting of Some Canadian Warblers (3rd Paper), by Wm. F 



A^did «••• »«•• »•«• ■••• «••• 



3. Report of Botanical Section, 1902 



4. Sub-Excursions . . 



5. Botany .... .... .... .... 



6. Hunting for Caterpillars, by Arthur Gibson 



7. Nature Study — No. 3 



Pa«b 



68 



71 

 73 

 76 



77 

 81 



(ISSUED JULY 18, rgoj.) 



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OTTAWA, CANADA. 

 Ottawa Printing Company (Limited). .^ 



3 & S MosGROVE St, 



EtUertd at tkt Otttnu* Pttt Oficttu second clots matter. 



