PROCEEDINGS. XI 



Dr. H. G. Beyer, U. S. N., called attention to an alleged method 

 of instructing the memory, which is being widely advertised. 



NiNETY-NiNTPi Meeting, November 13, 1886. 



The President in the chair, and twenty-two persons present. 



The following amendment to the Constitution, on motion of 

 Mr. Dall, was unanimously adopted : " No person shall be con- 

 sidered a member of the Society vmtil he shall have signified to 

 the Secretary, in writing, his acceptance of election, and shall have 

 paid his entrance fee and annual dues for the year in which he 

 shall have been elected." 



Dr. Filip Tiybom, Inspector of Fisheries, of Sweden, read a 

 paper On the Recent Progress of Zoology in Sweden.* 



Prof. J. W. Chickering, Jr., under the title, Travels in 

 Alaska, gave a graphic description of the coast sceneiy of British 

 Cohmibia and southeastern Alaska, as seen from the deck of a 

 passenger steamer. 



Mr. William H. Dall presented some Historical Notes on 

 THE Department of Mollusks of the National Museum. f 



Oxe Hundredth Meeting, November 27, 1886. 



The President in the chair, and twenty-five persons present. 



Prof. W. H. Seaman presented a communication entitled 

 Notes on Marsilia quadrifolia, illustrating his remarks 

 with stereopticon views, and herbarium and microscopical speci- 

 mens. Prof. Ward referred to tlie paleontological history of the 

 order containing the Marsilia. 



Prof. L. F. Ward spoke upon The Autumnal Hues of the 

 Columbian Flora, which he thought were much brighter and 

 finer than farther north. This paper gave rise to a long discus- 

 sion, in which Prof. Riley, Dr. Merriam, Mr. Mann, and Mr. 

 Goode participated. 



* 1887. Trybom, Filip. The Present Coridition of the Natural Sciences 

 in Siveden. < Amer. Nat., xxi, pp. 409-415, May. 

 t Annual Rept. U. S. Nat. Mus. for 18S6. 



