K. TODA DEL. 



JULIUS BEEN, N. Y. 



Colored Photographs of Livixo Material of some Species used ix Different 



Experiments. 



1. Leptinotarsa undecimlineata. Male. X 2. 



2. Egg cluster of L. undecimlineata. X 1.5. 



3. Full-grown larvae, L. undecimlineata. 



X 1.5. 



4. L. panamensis n. sp. 4a, male; 4b, 



female. 



5. L. giiatemalensis n. sp. Female. X 1.5. 



6. Egg cluster of L. panamensis. X 4.5. 



7, 8. Larvae of L. panamensis. 8a, full- 

 grown, 3d stage; 8b. 2d stage. X 2. 



9. L. diversa n. sp. Male and female 

 copulating. X 2. 



10. L. diversa. Egg cluster and first-stage 



larvae. X 1.25. 



11. L. diversa. Larvae; (a) 2d stage; (b) 



3d stage, fully grown. X 1.5. 



