!\ 



LI 



PLATE I. 



REPRESENTATIVES OF THE SEVEN PRINCIPAL ORDERS OF INSECTS. 



1. Orthoptera Hippiscus rugosus. 



2. Diptera Exoprosopa caliptera. 



3. Hemiptera Rasahus biguttatus. 



4. Lepidoptera Papilio turnus. 



5. Coleoptera Buprestis. 



6. Hymenoptera Vespa germanica. 



7. Neuroptera Polystcechotes punctatus. 



All natural size. 



