THE CANADIAN ENTOMOLOGIST. 137 



Secretaries of the Sections : 



A. Mathematics and Astronomy — H. T. Eddy, of Cincinnati. 



B. Physics — Chas. S. Hastings, of Baltimore. 



C. Chemistry — Alfred Springer, of Cincinnati. 



D. Mechanical Science- -Chas. B. Dudley, of Altoona. 



E. Geology and Geography — C. E. Button, of Washington. 



F. Biology — Charles S. Minot, of Boston. 



G. Histology and Microscopy^Robert Brown, jr., of Cincinnati. 

 H. Anthropology — Otis T, Mason, of Washington. 



I. Economic Science, and Statistics — F. B. Hough, of Lowville. 

 Treasurer — William S. Vaux, of Philadelphia. 



The Annual Meeting of the Society for the Promotion of Agricultural 

 Science will be held at the rooms of the Natural History Society, Mon- 

 treal, on August 2ist and 22nd. The American Forestry Congress will be 

 held at the same time in Forestry Chambers, opposite St. Lawrence Hall. 



OUR ANNUAL MEETLNG. 



By the kind permission of the Hon. S. C. Wood, the Commissioner 

 of Agriculture for the Province of Ontario, the Annual Meeting of the 

 Entomological Society of the Province of Ontario will be held at Montreal 

 during the first week of the meeting of the American Association for the 

 Advancement of Science. The meeting will be held at the rooms of the 

 Montreal Natural History Society, on Thursday afternoon, August 24, at 

 3 o'clock. It is expected that there will be a large attendance of those 

 interested in Entomology. 



A meeting of the Council of the Society will be held on Thursday 

 morning at eleven o'clock, at the residence of the Vice-President of the 

 Society, Mr. J. G. Bowles. 



CORRESPONDENCE. 



drosophila ampelophila. 

 Dear Sir, — 



In a letter recently received from Mr. S. W. Williston, of New Haven, 



Ct, he says, in relation to the above insect : " I would call your attention 



