1914] Paw/ E. Howe 295 



habits of Ameha. — S. O. Mast: Changes in pattern and color in 

 fishes, with special reference to flounders. — D. Hooker: The reac- 

 tions to light and darkness of the melanophores of frog tadpoles. — 

 G. G. Scott: The oxygen utilization of fishes. — A. A. Schaeffer: 

 Reactions of Ameha to Hght. — H. S. Biirr: The feeding reactions 

 of Amhlystoma larvae. — E. J. Lund: Experimental analysis of cer- 

 tain processes in the food vacuole of Bursaria. — W. C. Allee: The 

 relation between rheotaxis and resistance to potassium Cyanide in 

 Isopoda. — V. E. Shelford: The experimental modifications of tiger- 

 beetle color-patterns by Variation of temperature and moisture dur- 

 ing ontogeny. — L. J. Cole and C. L. Davis: The effect of alcohol on 

 the male germ cells, studied by means of double matings. 



Executive proceedings. New Constitution. The Commit- 

 tee on Organization and Policy, appointed at the meeting held at 

 Princeton, in 191 1, submitted its report in the form of a new Consti- 

 tution, which, with certain amendments, was unanimously adopted. 



Premedical education. A committee consisting of Henry B, 

 Ward, chairman, G. H. Parker and C. E. McClung, was appointed 

 to confer with a committee of three from the American Association 

 of Anatomists on the subject of premedical education. 



" Mathews plan.'^ The Mathews plan for the Organization of 

 an American Biological Society^ was referred to the Executive 

 Committee for consideration and report to a future meeting. 



New members : Central Branch — J. E. Ackert, R. Chambers, 

 J. M. Elrod, E. H. Harper, F. Isely, Ruth Marshall, H. L. Wie- 

 man. Eastern Branch — G. C. Bassett, R. Binford, Maynie R. 

 Curtis, H. D. Goodale, B. H. Grave, Emily R. Gregory, Louise H. 

 Gregory, G. L. Kite, C. C. Little, E. C. McDowell, N. E. Mcindoo, 

 Edith M. Patch, Alice Robertson. 



Officers-elect : President — C. E. McClung; Vice-President — 

 M. F. Guyer; Secretary-treasurer — Caswell Grave; Additional 

 members of the Executive Committee — H. E. Jordan, George Le- 

 fevre, H. F. Nachtrieh, A. F. Shull, H. V. Wilson. 



1 BioCHEMicAL Bulletin, 1913, iii, p. 142. 



