562 The American Naturalist. [June, 
7.45 P.M. Demonstrations: “ Demonelix, a Fossil Plant of N. E. 
Nebraska,” Mr. G. R. Wieland. Original Communications: “ Sum- 
mary of Lamarck’s ‘Philosophie Zoologique, ” Dr. P. P. Calvert; 
“ Humming-Birds,” Mr. H. Heath. Reviews: “ Vertebrate Paleon- 
tology,” Dr. E. D. Cope; “ Botany,” Dr. John W. Harshberger—H. 
C. Porter, Secretary. 
Anthropological Society of Washington.—April 3, 1897.— 
The 262d Regular Meeting of the Society was held in the Assembly 
Hall of the Cosmos Club, on Tuesday, April 6. Program :—“ One- 
Sided Bodies Produce One-Sided Brains,’ George M. King, M.D. ; 
“ The Zuni Harness-Batten, a Study in the Geographic Distribution of 
Weaving Apparatus,” Prof. Otis T. Mason. 
May 1, 1897.—The 264th Regular Meeting of the Society was held 
in the Assembly Hall of the Cosmos Club, on Tuesday, May 4, at 8 
o'clock, P. M. Program :—“ Progress and Achievements of Hygiene,” 
Dr. George M. Kober; Discussion by Surg.-General George M. Stern- 
berg, U. S. A.; General Discussion upon Sanitation among Primitive 
Peoples, George R. Stetson, Lester F. Ward, Wm. H. Dall, Otis T. 
Mason, Thomas Wilson, Cyrus Adler, J. Ormond Wilson, Weston 
Flint, and others—Weston Fin, Secretary. 
The Biological Society of Washingt The 278th regular 
meeting was held on Saturday evening, May 22d, 1897, at eight 
o'clock, in the Assembly Hall of the Cosmos Club, 1520 H street, north- 
west. Communications: Brief Informal Notes and Exhibition of Speci- 
mens. Erwin F. Smith, “ A Bacterial Disease of Cruciferous Plants” ; 
B. T. Galloway, “‘ The Effects of Environment on Host and Parasite in 
Certain Diseases of Plants; V. K. Chestnut, The Poison of the Com- 
mon Black Nightshade—Freperick A. Lucas, Secretary. 
The Academy of Science of St. Louis.—At the meeting of 
the Academy of Science of St. Louis, on March 15, 1897, President 
Gray in the chair, present also thirty-five members and guests, a portrait 
of Enno Sander, who, for the last thirty-five years bas served uninter- 
ruptedly as its Treasurer, was presented to the Academy. Dr. Ham- 
bach spoke entertainly and instructively on what a geologist may find 
of interest about St. Iouis, exhibiting specimens of the principal 
fossils and minerals characteristic of the local deposits, and indicating 
the best localities for the collection of certain specimens. One person 
was admitted to active membership. 
