210 TEXT-BOOK OF ENTOMOLOGY 



Poulton, Edward Bagnall. The essential nature of the colouring of phyto- 

 phagous larva? (and their pupae), etc. (Proc. Roy. Soc. London, xxxviii, 

 pp. 269-315, 1884-1885.) 



An inquiry into the cause and extent of a special colour-relation between 



certain exposed lepidopterous pupae and the surfaces which immediately 

 surround them. (Phil. Trans. Roy. Soc. London, clxxviii, pp. 311-441, 

 1 PI., 1887.) 



Krukenberg, C. Fr. W. Grundziige einer vergleichenden Physiologie der Farb- 



stoft'e und der Farben. (Heidelberg, 1884, pp. 102.) 

 McMunn, C. A. Krukenberg's chromatological speculation. (Nature, xxxi, 



p. 217, 1885.) 

 Miiller, Fritz, and Dr. H. A. Hagen. The color and pattern of insects. (Kosmos, 



xiii, 188ii, pp. 460-469.) 

 Slater. J. W. On the presence of tannin in insects and its influence on their 



colors. (Trans. Ent. Soc. London, 1887, iii, Proceed., pp. 32-34.) 

 Bemmelen, J. F. van. Ueber die Entwicklung der Farben und Adern auf den 



Schmetterlingsflugeln. (Tijdschrift der nederland. Dierkundige Vereeniging, 



ser. 2, pp. 235-247, 1889.) 

 Hopkins, F. G. Uric acid derivatives functioning as pigments in butterflies. 



(Proc. Chem. Soc. London, 1889, p. 117 ; also Nature, xl, p. 335.) 



Pigment in yellow butterflies. (Nature, xlv, p. 197, 1891.) 



The pigments of the Pieridas. (Proc. Roy. Soc. London, Ivii, No. 340, 



pp. 5, 6, 1894. Phil. Trans. Roy. Soc. London, clxxxvi, pp. 661-682, 1896.) 



Coste, F. H. P. Contributions to the chemistry of insect colors. (The Ento- 

 mologist, xxiii, 1890 ; xxiv, 1891, pp. 9-15, etc. Nature, xlv., pp. 513-517, 

 541-542, 605.) 



Urech, F. Beobachtungen liber die verschiedenen Schuppenfarben und die 

 zeitliche Succession ihres Auftretens. (Zool. Anzeiger, xiv, pp. 466-473, 

 1891 ; Ibid., August 1, 1892.) 



Beitrage zur Kenntniss der Farbe von Insektenschuppen. (Zeits. f. 



Wissens. Zool., Ivii, pp. 306-384, 1893.) 



Griffiths, A. B. Recherches sur les couleurs de quelques insectes. (C. R. 



Acad. Sc. Paris, cxv, pp. 958, 959.) 

 Mayer, Alfred Goldsborough. On the color and color-patterns of moths and 



butterflies. (Proc. Bost. Soc. Nat. Hist,, xxvii., March, 1897, pp. 243-330, 



10 Pis. See also p. 201 under Mayer.) 

 Also the writings of Bates, Beddard, Belt, Butler, Darwin, Dimmock, Dixey, 



Eimer, Haase, Higgins, Muller, Poulton, Seitz, Wallace, Weisraann. 



