n Some of the " Best Books " on Animal Life 369 



Prof. T. Fiske, Outlines of Cosmic Philosophy (Lond. , 1874), Dar- 

 winism, and other Essays (Lond. , 1875). 

 Prof. P. Geddes, Article "Variation and Selection," Encyclopaedia 



Britannica ; "Evolution," Chambers's Encyclopedia, new ed. 



Cf. The Evolution of Sex, and forthcoming work on Evolution, 



Organic and Social. 

 E. Gilou, La Lutte pour le Bien-ttre (1890). 



Rev. J. T. Gulick, Divergent Evolution, through Cumulative Segre- 

 gation (Journ. Linn. Soc. xx., 1888). 

 P. Kropotkine, "Mutual Aid among Animals," Nineteenth Century 



(Sept. and Nov. 1890). 

 Lanessan, La Lutte pour V Existence et V Association pour la. Lutte 



(Paris, 1882). 

 Prof. St. George Mivart, The Genesis of Species (Lond., 1871), 



Lessons from Nature (Lond., 1876), On Truth (Lond., 1.889). 

 Prof. C. Lloyd Morgan, Animal Life and Intelligence (Lond., 



1890). 

 Prof. C. V. Nageli, Mechanisch -physiologische Abstammungslehre 



(Munchen and Leipzig, 1884). 

 Prof. A. S. Packard, Introduction to the Standard or Riverside 



Natural History (New York and Lond., 1885). 

 Dr. G. J. Romanes, Physiological Selection (Journ. Linn. Soc. xix., 



1886),'' and forthcoming Rosebery Lectures on the Philosophy 



of Natural History. 

 Prof. K. Semper, The Natural Conditions of Existence as they affect 



Animal Life (Internat. Sci. Series, Lond., 1881). 

 Dr. J. B. Sutton, An Introduction to General Pathology (Lond., 



1886). Evolution and Disease (Contempor. Sci. Series, Lond., 



1890). 



