82 ARTHROPODS 



on Fly belongs to the Order Odonata according to Comstock and 

 contains but one family, i. e., Libellulidae. The classification here 

 given is convenient and contains a number of families which would 

 not otherwise be included. 



SUMMARY OF INSECTS STUDIED. 



Write answers to the following questions in clear definite 

 statements : 



(i) How are insects covered? How many divisions 

 to the body ? 



(2) How many mouth parts, when fully developed? 

 What are they? 



(3) How do insects see? Feel? Hear? Taste? Do 

 they smell ? 



(4) How is locomotion accomplished? 



(5) What is the breathing process? 



(6) What is the method of digesting food? 



(7) How is the blood circulated through the body? 



(8) What is the plan of the nervous system? 



(9) How are insects reproduced ? Through what stages 

 do they pass .'' 



(10) How are their characteristics grouped for classi- 

 fication ? 



(11) Make a list of similarities and differences in a 

 diagramatic form as in the study of Orthoptera, and in the 

 list of differences put in the entire number of insects studied, 

 letting each order be represented by one insect. 



This will give the class and order definitions of insects. 



