viii , The Biological Society of Washington. 



February 9, 1901 334th Meeting. 



The President in the chair and 50 persons present. 



The following communication was presented: 



H. C. Oberholser: A Naturalist in the Catskills (illustrated 

 by lantern slides). 



The remainder of the evening was devoted to further discus 

 sion of the subject 'Former Land Connections between Asia 

 and North America,' with the following speakers: Theo. Gill, 

 Vernon Bailey, B. W. Evermann, and Alpheus Hyatt. 



February 23, 1901 335th Meeting. 



The President in the chair and 28 persons present. 



B. W. Evermann outlined some observations on the activity 

 of aquatic plants in winter. 



Wm. H. Ashmead stated some results of work upon the Hy- 

 menoptera obtained by the Harriman Alaska Expedition. 



E. L. Morris exhibited photographs of botanical type speci 

 mens. 



The following communications were presented: 



F. A. Lucas: A Fossil Flightless Auk.* 



W. P. Hay: The Distribution and Classification of the North 

 American Crayfishes. 



M. B. Waite: Influence of Vegetation on the Sand Forma 

 tions of the Michigan Lake Shore. 



March 9, 1901 336th Meeting. 



The President in the chair and 31 persons present. 



C. W. Stiles stated some preliminary results of investigations 

 of diseases of sheep and cattle in Texas. 



The following communications were presented: 



B. W. Evermann: The Feeding Habits of the Coot and Other 

 Water Birds. 



O. F. Cook: More about the Cocoanut. 



A. H. Ho well: Notes on the Distribution and Nomenclature 

 of North American Skunks, f 



*Proc. U. S. Nat. Mus. XXIV, 133-134, figs. 1-3, 1901. 

 f North Am. Fauna No. 20, pp. 1-45, Aug. 31, 1901. 



