CANADIAN NATUKALIST. 



This Magazine is published bi-monthly, and is conducted by a Com- 

 mittee of the Natural History Society of Montreal. 



EDITORS FOR THE YEAR 1862-3. 



J. W. Daw30n, LL.D., F.R.S., Principal of McGill College. 

 T. Sterrt Hunt, A.M., F.R.S., Chemist to Geological Survey of Canada 

 E. Billings, F.G.S., Paleontologist. « » « 



Peof. S. P. Bobbins. Rev. A. F. Kemp. 



General Editor. — David A. Poe Watt. 



EX OFFICIO. 



The Corresponding and Recording Secretaries of the Nat. Hist. 

 Society. 



S3" The authors alone are responsible for their respective articles. 

 JUST PUBLISHED: 



DR. DAWSON'S NEW WORK. 



THE 



AIR-BREATHERS OF THE COAL PERIOD ; 



A descriptive account of the remains of Land Animals found in 

 the Coal Formation of Nova Scotia, with remarks on their bearing) 

 on Theories of the Formation of Coal and of the Origin of 

 Species, by J. W. Dawson, LL.D., F.R.S., F.G.S., Principal of 

 MoGill University, Montreal, 8vo. pp. 81 ; illustrated by 7 full page 

 Lithographs containing over 200 drawings. 



Price $1.00. 

 A few copies have been published with a Microscopic Photo- 

 graph containing 11 illustrations. 



Price $1.50. 

 Montreal: Dawson Brothers ; — Toronto: Chewett & Co.; — 

 New York : Bailliere Brothers ; — London : H. Bailliere* 



