1922] Metcalf: Proceedings of Toronto Meeting 101 



The President called attention to the Entomological Exhibit held in 

 an adjoining room, composed as follows: 



A Mantid with an Extra Leg-like Appendage. Philip P. Calvert, University 

 of Pennsylvania. 



The Tracheal System of the Lestes (Odonata) Naiad. Clarence H. Kennedy, 

 Ohio State University. 



The Wing-Venation of the Coleoptera. William T. M. Forbes, Cornell 

 University. 



The Ox-Warbles and their Effects on Cattle. F. C. Bishopp, United States 

 Bureau of Entomology. 



Adjournment. 



SECOND SESSION. 



A Joint Session with the Ecological Society of America was held in 

 Room 32 of the Engineering Building on Tuesday, December 27, and 

 was called to order at 2:00 P. M. under the Presidency of Dr. Stephen 

 A. Forbes of the Ecological Society and Dr. J. M. Aldrich, of the Ento- 

 mological Society. The attendance was from 120 to 150. 



The following program was presented : 



The Application of the Principles of Ecology to Practical Problems in Zoology 

 and Entomology. V. E. Shelford, University of Illinois. 



Hacker's Proposed New Method for Studying Distribution of Species. Philip 

 P. Calvert, University of Pennsylvania. 



The Reciprocal Relations of Insects and Soil. James W. McCulloch, Kansas 

 State Agricultural College. 



Some Observations on the Influence of Soil Temperature on White Grub 

 Activities. James W. McCulloch, Kansas State Agricultural College. 



A Curious Relation Between a Midge and Mayfly. P. W. Claassen, Cornell 

 University. 



Glandular Structure of the Abdominal Appendages of a Termite Guest. 

 (Spirachtha). N. E. McIndoo, U. S. Bureau of Entomology. 



A Week-end with Odynerus dorsalis. C. H. Turner, St. Louis, Missouri. 



Are Insect Galls "Deformities" and "Abnormalities?" B. W. Wells, North 

 Carolina State College. 



The Life History of Nomophila noctuella in Illinois. W. P. Flint, Illinois State 

 Natural History Survey. 



Observations on the Life History, Habits and Work of the Sorghum Worm 

 {Celoma sorghiella Riley). L. Haseman, University of Missouri. 



Life History of Crambiis laquealellns . George G. Ainslie, U. S. Bureau of 

 Entomology. 



New Mosquito Records and Notes on the Habits of Certain Species from 

 Central New York. Robert Matheson and R. C. Shannon, Cornell University. 



