Proceedings. 



C. Hart Merriain : A Remarkable New Rabbit from Mexico. 

 Ch. Ward ell Stiles : Distoma wester manni in the Lungs of a 

 Cat* 

 C. V. Riley : The Transmission of Acquired Characters. 



February 24, 1894 223d Meeting. 



Vice-President'B. E. Fernow in the chair and fifteen persons 



present. 



The following communications were presented : 



M. B. Waiter The Structure and Method of Opening of the 



Anthers of the Pomese. 



B. T. Galloway: The Winter Coloration of Evergreen Leaves. 

 L. 0. Howard : Notes on Spider Bites. 



March 10, 1894 224th Meeting. 



Ex-President Lester F. Ward in the chair and twenty persons 

 present. 



C. H. Townsend : The Ornithology of Cocos Island in its Re 

 lation to that of the Galapagos Archipelago. f 



B. T. Galloway : A Hexenbesen of Rubus. 

 M. B. Waite: The Hexenbesens of Washington and Vicinity. 

 Wm. Palmer : Rare Birds taken in the District of Columbia. 

 Leonhard Stejneger exhibited a specimen of a spade-foot toad 

 (Spea) found in sandstone 23 feet below the surface. 



March 24, 1894 225th Meeting. 



Vice-President Richard Rathbun in the chair and twenty 

 persons present. 



The following communications were presented : 



Theobald Smith : On the Significance of Variation among 

 Species of Pathogenic Bacteria. 



Vernon Bailey : On Some Bones from a Cave in Arizona. 



* Notes on Parasites, 26 : Ditoma (Mesogonimus) westermanni. Discov 

 ery of a parasite of Man, new to the United States. <^Jolins Hopkins 

 Hospital Bulletin, No. 40, 57-58, figs. 1-4, 1894. 



f Birds from Cocos and Malpelo Islands, with notes on Petrels obtained 

 at Sea. <Bull. Mus. Comp. Zoiil., xxvii, No. 3, 121-126, 2 col. pis., July, 

 1895. 



