88 COLORATION IN POUSTES. 



17. MAYER, A. G. 



1897. On the color and color patterns of moths and butterflies. Bull. Mus. 

 Conip. Zool. Harv. Coll., vol. xxx, No. 4, pp. 169-256. 



18. NEEDHAM, J. G. 



1900. Some general features of the metamorphosis of the Weevil Mono- 

 myalius vulpeculus . Biol. Bull., Boston, pp. 179-191. 



19. PAPPENHEIM, A. 



1901. Grundriss der Farbchemie. Zum Gebrauch bei Mikroskopischen 

 Arbeiten. Berlin, 1901, pp. 476. 



20. RADOWEZKOWSKY. Hor. Ent. Ross, VIII Bull., pp. 5, 6. 



21. ROMANES, G. J. 



1897. Darwin and After Darwin, III. Post-Darwinian questions, Isolation 

 and Physiological Selection. Chicago. 



22. ROUGET, A. 



Sur les coleopteVes parasites desVespides. Dijon, Mem. Acad. Sci., i, 1873, 

 pp. 160-284. 



23. TOWER, W. L. 



1900. The development of the pigment and color-pattern in Coleoptera. 

 Science, n. s.,vol. xi, No. 266, pp. 175-177. 



24. DE SAUSSURE, HENRI. 



1852. Etudes sur le famille des Vespides. Paris, 1852-56. 2 vols., w. Supp. 



25. URECH, F. 



1893. Beitrage zur Kenntniss der Farbe von Insektenschuppen. Zeitschr. 

 f. wiss. Zool., Bd. 57, pp. 306-384. 



26. VON SIEBOWD, C. TH. E. 



1871. Beitrage zur Parthenogenesis der Anthropoden. Leipzig, pp. 218. 



27. WALLACE, A. R. 



1889 Darwinism. London and New York ; 16 + 494 pp. 



28. WEBSTER, F. M. 



1898. The chinch bug; Its probable origin and diffusion, etc. U. S. Dept. 

 Agri., Div. of Ent., Bull. No. 15. Washington. 



29. WEISMANN, AUGUST. 



1872. Ueber den Einfluss der Isolierung auf die Artbildung. Freiburg. 



