457 Biologia generalis. 



61455 Liilie, K. 575.3 



1012. Einfluss physikalisoher und chemischer Faktoren auf die geogra- 

 phische Verbreitung der Tiere. Schrift. phys. okou. Konigsberg Jahrg-. 

 52 p. 263—267. 



56 Ziegler, Heinrich Erust. 575.4 



1907. Die natiirliche Zuchtwahl. — La selezione naturale. Scieutia Bo- 

 logna Vol. 1 p. 91—98. 



57 Pieron, H. 575.4 



1908/11. Les problemes actuela de I'instinct. Rev. philos. 1908 p. 329— 

 369. — Bnll. Mem. Soc. Anthrop. Paris (5) T. 9 p. 603-589. — Les in- 

 stincts nuisibles a I'espece devant les th4ories transformistes. Sclentia 

 Bologna Vol. 9 p. 199—203. [Symphilie.] 



58 Pearl, Raymond, and Frank M. Surface. 575.4 



1909. Is there a Cumulative Effect of Selection? Data from the Study 

 of Fecundity in the Domestic Fowl. (Pap. biol. Lab. Maine agric. Ex- 

 per. Stat.) Zeitschr. indukt. Abstammungs-Vererbnngslehre Bd. 2 p. 

 257 — 275, 4 figg. [Selection daring 9 consecutive years ineffective.] 



59 Russell, E. S. 575.4 



1909. The Evidence for Natural Selection. Scientia Bologna Vol. 5 p. 

 67 — 85. — Les preuves de I'existence d'une selection naturelle. Snppl. p. 

 37-57. 



60 Harris, J. Arthui*. 575.4 



1910. On the Selective Elimination occuring during the development 

 of the Fruits of Staphylea. Biometrika Vol. 7 p. 452—504, 9 figg. 



61 Mast, S. 0. 575.4 



1910. Abnormal Individual.s of Didinium nasutum and their Bearing on 

 the Question of Natural Selection. (Amer. Soc, Zool.) Science N. S. Vol. 

 31 p. 472-473. 



62 Fritsch, Gnstar. 575.4 



1911. Die Darvpinsche Lehre ira Umschwung der Zeiten. Deutsch. med. 

 Wochenschr. Jahrg. 37 p. 1753—1757. — In Sachen Darwins, von Gaff- 

 eon. Jahrg. 38 p. 618. 



61463 Harris, J. Arthur. 575.4 



1911. A Neglected Paper on Natural Selection in the English Sparrow. 

 Amer. Natural. Vol. 45 p. 314—318. 



64 Harris, J. Arthur. 575.4 



1911. Further Observations on the Selective Elimination of Ovaries in 

 Staphylea. Zeitschr. indukt. Abstammungs-Vererbungslehre Bd. 5 p. 173 

 —188. 



65 Jensen, P. 575.4 



1911. Begriff der Zweckmassigkeit in der Biontologie. Nat. Wochen- 

 schr. Bd. 26 p. 760-763. [Referat.] 



66 Johnson, Roswell H. 575.4 



1912. The Malthusian Principle and Natural Selection. Amer. Natural. 

 Vol. 46 p. 372—376. [Importance of sexual selection and fecundal se- 

 lection as well as of ordinary or lethal selection.] 



67 Osborn, Henry Fairfield. 575.4 



1912. Darwin's Theory of Evolution by the Selection of Minor Saltations. 

 Amer. Natural. Vol. 46 p. 76—82. [Not of fluctuating non-inheritable 

 variations.] 



68 Pearl, Raymond. 575.4 



1912. Further Notes regarding Selection Index Numbers. Amer. Natu- 

 ral. Vol. 46 p. 302-307. 



69 Richet, Charles. 575.4 



1912. 1st der Krieg ein wissenschaftliches Gesetz entsprechend der 

 naturlichen Zuchtwahl ? Mouist. Jahrhundert Stuttgart Heft 2 p. 48 

 —53. 

 61470 Snow, E. C. 575.4 



1912. Biometric Workers and Statistical Reviewers. Biometrika Vol. 8 

 p. 456—460. [Reply to review on "The Intensity of Natural Selection 

 in Man'!] 



15. Vn. 1912 



