284 PROCEEDINGS OF THE CANADIAN' INSTITUTE. 



From the above it will be seen that although a desire for brevity 

 has forced me to omit long lists of synonyms, specific references under 

 each species, and interesting details throughout, the errors in the 

 Catalogue, in view of our present imperfect knowledge, are not so 

 glaring as Mr. Thompson would like to have believed. 



Ottawa, March 13th, 1890. 



