APR 10 1917 



-1882. 1883. 



OTTAWA 



Field.- Naturalists' Club. 



TRANSACTIONS NO. 4. 



CONTENTS. 



List of Officers, 1882-83 f'^^i 



List of Standing Committees 2 



List of Corresponding Members 2 



List of Members 3 



Annual Report of the Council 5 



Treasurer's Balance Sheet 8 



Programme of Soir<^es 8 



Librarian's List of Donations and Exchanges 9 



Inaugural Address of the President James Fletcher 11 



On the Laurentian System Frank D. Adams. B.A.; Sc. 21 



Fishes of the Ottawa District H. B. Small 31 



Some Fossils from the Trenton Limestone W. R. Billings 49 



The Ducks of This Locality W. P. Lett 52 



Report of the Geological and Mineralogical Branch 64 



Report of the Paljeontological Branch 67 



Report of the Botanical Branch 69 



Report of the Conchological Branch 74 



Report of the Entomological Branch 75 



Report of the Ornithological and Oologieal Branch 81 



Notes on Triarthus Spinosus (Billings) •. Henry M. Ami, B.A. 88 



OTTAWA, CANADA. 



riTIZEX I'RIXTIM; .and I'UBT.ISHIXG company, 31 MKTCAI.I-K STRErrr. 



