SCIENCE 



A WEEKLY JOURNAL DEVOTED TO THE ADVANCEMENT OF SCIENCE, PUBLISHING THE 



OFFICIAL NOTICES AND PROCEEDINGS OF THE AMERICAN ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE. 



Fbedat, Febeuaey 23, 1906. 



CONTENTS. 



The Society of American Naturalists: — 



Meeting of the Central Branch 281 



Address of Welcome by President Angell. . 282 

 Some Aspects of the Endowment of Re- 

 search : Pbofessob BQbney H. Donaldson . . :;82 



American Association for the Advancement 

 of Science: — 

 Section E — Geology and Geography: De. 

 Edmund Otis Hovey 286 



Morphology and Phylogeny : Peofessob E. C. 

 Jeffeey 291 



The Affiliation of Psychology with Philosophy 

 and with the Natural Sciences: Peesident 

 G. Stanley Hall 297 



Scientific Books:— 



Goebel's Organography of Plants: Peo- 

 fessob Chaeles E. Bessey. Gooch's Out- 

 lines of Inorganic Chemistry: Pbofessob 

 Edwaed H. Keisee 301 



Scientific Journals and Articles 303 



Societies and Academies: — 



The American Physical Society: Pbofessob 

 Eenest Mebeitt. The Texas Academy of 

 Science: Pbofessob Feedekic W. Simonds. 

 The Geological Society of Washington: 

 Aethue C. Spencee. The Torrey Botan- 

 ical Club: C. Stuaet Gagee. The Elisha 

 Mitchell Scientific Society: Pbofessob A. 

 S. Wheelee 303 



Discussion and Correspondence: — 



Ecological Adaptation and Ecological Selec- 

 tion : Chaeles Robeetson. ' Barriers ' 

 amd ' Bionomic Barriers'; or Isolation and 

 Non-isolation as Bionomic Factors: De. J. 

 A. Allen 307 



Special Articles: — 



On the Breaking-up of the Old Genus Culex: 

 D. W. Coquillett. Importations of the 

 Prickly Pear from Mexico: David 

 Geiffiths 312 



■Current Notes on Meteorology: — 



Moisture for Heated Houses in Winter; 



Royal Meteorological Society; Annual Rings 

 of Tree Groioth; Cloud Studies in the 

 Pyrenees; Investigation of the Upper Air in 

 England; Temperature and Relative Hu- 

 midity Data: Pbofessob R. DeC. Wabd... 314 



The Congress of the United States 316 



The Coming Meeting of the Museums Associa- 

 tion of America: Dk. W. J. Holland 317 



Scientific Notes and News 317 



Universitv and Educational News 320 



MSS. Intended for publicatiou and books, etc., Intended 

 (or review should be sent to the Editor of Scibncb, Garrt 

 8on-on-HudBon, N. Y. 



THE SOCIETY OF AMERICAN NATURALISTS. 

 MEETING OF THE CENTRAL BRANCH. 



The Central Branch of the Society of 

 American Naturalists held its annual meet- 

 ing at the University of Michigan during 

 Christmas week, the American Zoological 

 Society, the Association of American Anat- 

 omists, the American Physiological So- 

 ciety, the Society of American Bacteriolo- 

 gists, the Society for Plant Morphology 

 and Physiology, and the Botanists of the 

 Central States meeting in conjunction with 

 it. About 150 members were present, and 

 on the evening of December 28 the societies 

 were entertained by the president and 

 regents of the university at a reception 

 at which, after an address of welcome by 

 President Angell, the president of the Nat- 

 uralists delivered his address, which ap- 

 pears in this number of Science. 



The oificers for the current year are: 

 President, Dr. J. Playfair McMurrich, of 

 the University of Michigan ; Secretary, Dr. 

 W. J. Moenkhaus, of the University of 

 Indiana. 



