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Science, New Series, Vol. 23, No. 582, Feb. 23, 1906


Previous Issue: New Series, Vol. 23, No. 581, Feb. 16, 1906
Next Issue: New Series, Vol. 23, No. 583, Mar. 2, 1906


Front Matter (1 p.)


The Society of American Naturalists
Meeting of the Central Branch, p. 281
Address of Welcome by President Angell, p. 282
Some Aspects of the Endowment of Research, pp. 282-286
Henry H. Donaldson


American Association for the Advancement of Science
Section E--Geology and Geography, pp. 286-291
Edmund Otis Hovey


Morphology and Phylogeny, pp. 291-297
E. C. Jeffrey

The Affiliation of Psychology with Philosophy and with the Natural Sciences, pp. 297-301
G. Stanley Hall


Scientific Books
----------------, pp. 301-302
Organography of Plants
K. Goebel
Review author[s]: Charles E. Bessey
----------------, pp. 302-303
Outlines of Inorganic Chemistry
Frank Austin Gooch; Claude Frederic Walker
Review author[s]: Edward H. Keiser


Scientific Journals and Articles, p. 303
Societies and Academies, pp. 303-307


Discussion and Correspondence
Ecological Adaptation and Ecological Selection, pp. 307-310
Charles Robertson
`Barriers' and `Bionomic Barriers'; or Isolation and Non-Isolation as Bionomic Factors, pp. 310-312
J. A. Allen


Special Articles
On the Breaking-Up of the Old Genus Culex, pp. 312-314
D. W. Coquillett
Importations of the Prickly Pear from Mexico, p. 314
David Griffiths


Current Notes on Meteorology, pp. 314-316
R. DeC. Ward

The Congress of the United States, pp. 316-317
The Coming Meeting of the Museums Association of America, p. 317
W. J. Holland

Scientific Notes and News, pp. 317-320
University and Educational News, p. 320

Previous Issue: New Series, Vol. 23, No. 581, Feb. 16, 1906
Next Issue: New Series, Vol. 23, No. 583, Mar. 2, 1906



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