Proceedings. xiii 



Theodor Holm : The CEdema of Violet Leaves* 



George M. Sternberg : Explanation of Acquired Immunity .f 



March 23, 1895— 241st Meeting. 



The President in the chair and twent3'-six persons present. 



The following communications were presented : 



Charles T. Simpson : The Respective Value of the Shell and 



Soft Parts in Naiad Classification.;}; 



F. V. Coville: Remarks on the New Botanical Check List.§ 

 Joseph F. James : Remarks on Daimonelix and Allied Fossils.] | 

 Ch, Wardell Stiles : On the Presence of Adult Cestodes in 



Hogs.^ 



April 6, 1895— 242d Meeting. 



Vice-President L. 0. Howard in the chair. 

 The following communications were presented : 

 Theodore Gill : On the Torpedoes.** 



J. W. Powell : The Classification of the Subject-Matter of Bi- 

 ology. 



April 20, 1895— 243d Meeting. 



Vice-President L. 0. Howard in the chair and twenty-nine 

 persons present. 



The following communications were presented : 



Frank Baker : Some Peculiarities of Lumbar Vertebrae. 



Theobald Smith : On Infectious Entero-Hepatitis of Fowls due 

 to Protozoa. tt 



* Abstract in Science, March 22, 1895, 334. 



t Science, NS., I, No. 13, 346-349, March 29, 1895; also iuchulud in 

 Immunity, Protective Inoculations and Gcvm-Tlwrupij, by Sur<;eun Gcnei-ul 

 George M. Sternberg, U. S. A., 1895. 



X Abstract in Science, April 12, 1895, 418-419. 



^^Ibid., 419. 



II Ibid., 420. 



"If Notes on Parasites, 34 : On the Presence of adult Cestodes in Hogs. 

 <Veterinary Magazine, II, 220-222, 1895. Idem. <Centralbl. f. Bakt. 

 u. Parasitenkunde, xvii, No. 7-8, 256-257, 1895. 



** Abstract in Science, May 3, 1895, 502-503. 



ft An Infectious Disease among Tnrkeys caused by Protozoa (Infectious 

 Entero-Hepatitis). Bull. No. 8, Bureau of Animal Industry, U. S. Dept. 

 Agric, October, 1895. (Abstract in Science, May 10, 1895, 531.) 



