CONTENTS OF NUMBER III. 



Published July 3rd. 



Article. - . Pag* 



XIII. — The Air-Breathers of the Coal Period in Nova 



Scotia; by J. W. Dawson, LL.D., F.R.S., &c...:. 161 

 XIV. — On the Superficial Geology of the Gaspe* Peninsula ; 



by Robert Bell, C. E 175 



XV. — On the Rocks of the Quebec Group at Point Levis ; 

 by Sir William Logan, F.R.S. ; Director of the 

 Geological Survey of Canada ; in a letcer addressed 



to M. Barrande 183 



XVI. — On the Chemical and Mineralogical Relations of 

 Metamorphic Rocks; by T. Sterry Hunt, M.A., 



F.R.S. ; of the Geological Survey of Canada 195 



XVII. — Description of a new species of Phillipsia, from the 

 lower Carboniferous rocks of Nova Scotia ; by E. 



Billings, F.G.S 209 



XVIII. — Description of a new Trilobite from the Quebec 

 Group. By T. Devine, F.R.G.S., C. L. Depart- 

 ment, Quebec 210 



Botanical Society of Canada 211 



Entomological Society of Canada 212 



Natural History Society , 215 



The Canadian Naturalist and Geologist may be ordered 

 through the following Booksellers : — 



Toronto, W. C. Chewett & Co. ; TV. Manson ; H. Rowsell. 

 Hamilton, Geo. Barnes & Co. Kingston, John Creighton. 

 Quebec, Middleton & Dawson. 



All business communications to be addressed, prepaid, to 

 the Publishers. Articles and communications for publication in 

 the Journal may be addressed to the Editors, care of the Pub- 

 lishers. 



The next number of this Magazine will be published, August 

 15th 1863. 



