THE 



CANADIAN NATURALIST 



AND GEOLOGIST 



% it-Utontltln Journal of Natural Science, 



CONDUCTED BT A COMMITTEE OP THE NATURAL 

 HISTORY SOCIETY OP MONTREAL. 



NEW SERIES -Vol. 3. 



(WITH three plates.) 



EDITING COMMITTEE. 



General Editor : David A. P. Watt. 



J. W. Dawson, LL.D., F.R.S., 



Principal of Me Gill College. 

 T. Sterry Hunt, LL.D., F.R.S., 



Geological Survey of Canada. 



E. Billings, F.G.S., 



Geological Survey of Canada. 

 J. F. Whiteaves, F.G.S. 

 Prof. P. J. Darey. 



MONTREAL: 

 DAWSON BROTHERS, GREAT ST. JAMES STREET. 



*"■ 1868. 



