PAPILIO I. 



several other examples, but took only the two, not supposing the species to be 

 new or rare. I ventured the conjecture that Nitra would be found in British 

 America, and this has happened. At different times three examples have been 

 sent me for examination by Mr. James Fletcher, two of them taken in the Rocky 

 Mountains, at Canmore. 26th June, 1885, on the summit, in company with 

 P. ZoUcaon ; and the third, at Regina, N. W. Terr., by Mr. N. H. Cowdry. And 

 Mr. Fletcher states that a fourth is in the Geddes collection, at the National 

 Museum, Ottawa. 



