xii Proceedings of the Biological Society of Washington. 



April 30, 1921— 626th Meeting, i 



President Hollister in the chair; 51 persons were present. 



Informal communications: M. W. Lyon, Note upon Bison 

 raising; T. S. Palmer, Note on the status of Bison in the United 

 States; R. E. Coker, Exhibition of first copies of the Journal 

 of Ecology; C. C. Adams, Note on the Roosevelt Wild Life 

 Experiment Station; Paul Bartsch, Note upon a scientific 

 column in a local newspaper. 



Formal Communications: J. N. Rose, Rediscovery of a 

 Remarkable Cactus from Hayti; Joseph Grinnell, the Principle 

 of Rapid Peering in Birds; T. S. Palmer, Notes on Some Parrots 

 Lnported into the United States; E. A. Goldman, Rats in the 

 War Zone. 



May 14, 1921— 627th Meeting.2 



President Hollister was in the chair; 28 persons were present. 



The following were elected to membership: Rudolph Kuraz, 

 E. C. Leonard, Robert Griggs. 



Informal comynunications: T. S. Palmer, Note upon the 

 origin of Opossums in California; R. W. Shufeldt, Exhibition of 

 new books, ' Early Annals of Ornithology ' by John H. Gurney, 

 and 'Life of Samuel White' by Capt. S. A. White; F. C. Lincoln, 

 Note upon an American specimen of Tern taken on the Niger 

 River; R. E. Coker, Announcement of the Conference for the 

 conservation of life in inland waters at Fairport, Iowa; R. M. 

 Libbey, Note upon Bicknell's Thrush; T. S. Palmer, Further 

 Notes upon Bicknell's Thrush; T. S. Palmer, Minute upon the 

 death of William Palmer. 



Formal communications: F. G. Ashbrook, Recent Notes on 

 the Fur Trade in the United States; S. A. Rohwer, Injurious 

 and Beneficial Insect Galls. 



October 29, 1921— 628th Meeting.^ 



Vice-President Gidley in the chair; 36 persons present. 



On recommendation of the Council, Frank E. Ashbrook, 

 J. Wade, Julius Parmalee, and Miss Erma Brown were elected 

 to membership. 



Informal communications: T. S. Palmer, Announcement of 



lAbstract in Journ. Washington Acad. Sci. 

 2 Abstract in Journ. Washington Acad. Sci. 

 SAbstract in Journ. Washington Acad. Sci. 



