LITERATURE 453 



Morgan, C. Lloyd. 1896. Habit and Instinct. 351 pp. London and New 



York. E. Arnold. 

 Osborn, H. F. 1896. Ontogenic and Phylogenic Variation. Science, vol. 



4 (n. s.), PP. 786-789. 

 Bailey, L. H. 1896, 1897. The Survival of the Unlike. 515 pp. New 



York and London. The Macmillan Co. 

 Baldwin, J. M. 1897. Organic Selection. Science, vol. 5 (n. s.), pp. 



634-636. 

 De Vries, H. 1901-3. Die Mutationstheorie. 14 + 752 pp., 12 pis., 159 



figs. Leipzig. Veit & Co.* 

 Baldwin, J. M. 1902. Development and Evolution. 16 -f- 395 pp. New 



York and London. The Macmillan Co. 

 Weismann, A. 1902. Vortrage iiber Descendenztheorie. Bd. i, 124-456 



pp., 95 figs. ; bd. 2, 6 + 462 pp., 36 figs., 3 taf. Jena. G. Fischer. 

 Morgan, T. H. 1903. Evolution and Adaptation. 13-1-470 pp., 5 figs. 



New York and London. The Macmillan Co. 

 Vernon, H. M. 1903. Variation in Animals and Plants. 9 + 415 pp. 



New York. Henry Holt & Co. 

 Kellogg, V. L., and Bell, R. G. 1904. Studies of Variation in Insects. 



Proc. Wash. Acad. Sc., vol. 6, pp. 203-332, figs. 1-81. 

 Metcalf, M. M. 1904. An Outline of the Theory of Organic Evolution. 



22 -f- 204 pp., 101 pis., 46 figs. New York and London. The 



Macmillan Co.* 

 Weismann, A. 1904. The Evolution Theory. Trans, by J. A. Thomson 



and M. R. Thomson. 2 vols. 16 + 821 pp., 131 figs. London. E. 



Arnold. 

 De Vries, H. 1905. Species and Varieties : their Origin by Mutation. 



Ed. by D. T. MacDougal. 18 + 847 pp. Chicago. Open Court 



Pub. Co. 

 Gulick, J. T. 1905. Evolution, Racial and Habitudinal. 12 + 269 pp. 



Carnegie Inst. Washington. 

 Reid, G. A. 1906. The Principles of Heredity. Ed. 2. 13 -f 379 pp. 



London. Chapman & Hall, Ltd. 



INSECTS IN RELATION TO PLANTS 



Darwin, C. 1877. The Effects of Cross and Self Fertilisation in the Vege- 

 table Kingdom. 8 + 482 pp. New York. D. Appleton & Co. 



Lubbock, J. 1882. On British Wild Flowers considered in Relation to 

 Insects. Ed. 4. 16 + 186 pp., 130 figs. London. Macmillan & 

 Co. 



Miiller, H. 1883. The Fertilisation of Flowers. 12 + 669 pp., 186 figs. 

 London. Macmillan & Co. 



Darwin, C. 1884. The Various Contrivances by which Orchids are fer- 

 tilised by Insects. Ed. 2. 16 + 300 pp., 38 figs. New York. D. 

 Appleton & Co. 



Darwin, C. 1884. Insectivorous Plants. 10 + 462 pp., 30 figs. New 

 York. D. Appleton & Co. 



