Psyche 
[June 
1 16 
Kafatos, F. C. 
1961. The chemical defense mechanisms of millipedes. Honors Thesis, 
Cornell Univ., Ithaca, N. Y. 
Linsley, E. G., T. Eisner, and A. B. Klots 
1961. Mimetic assemblages of sibling species of lycid beetles. Evolution 
15:15-29. 
Roth, L. M., and T. Eisner 
1962. Chemical defenses of arthropods. Annual Rev. Entomol. 7: 107-136. 
Roth, L. M., W. D. Niegisch, and W. H. Stahl 
1956. Occurrence of 2-hexenal in the cockroach Eurycotis floridana . 
Science 123 : 670-671. 
ScHILDKNECHT, H. 
1957. Zur chemie des Bombardierkafers. Agew. Chem. 69:6 2. 
SCHILDKNECHT, H., AND K. H. WEIS 
1961. Die chemische Natur des Wehrsekretes von Pseudophonus puhe- 
scens und Ps. griseus. VIII. Mitteilung uber Insectenabwehrstoffe. 
Zeitschr, F. Naturforsch. 16b: 361-363. 
Waterhouse, D. F., D. A. Forss, and R. H. Hackman 
1961. Characteristic odour components of the scent of stink bugs. 
J. Insect Physiol. 6: 113-121. 
