

FIFTH WEEK. 





NEEDED. A number of rather large-sized beetles. 



FIRST HOUR. Dissect out and draw the mouth parts of at least 

 two species. Compare with each other and with those of the grass- 

 hopper. Consult the introduction to LeConte and Horn's Classifica- 

 tion of Coleoptera. 



SECOND HOUR. Draw the under side of the thorax of at least 

 two species, naming all the parts, and compare them with the corres- 

 ponding parts of the grasshopper. 



THIRD HOUR. Describe the beetle according to the following 

 outline: 



Whole insect 

 Head 



Appendages 

 Thorax 



Appendages 

 Abdomen 



ACCORDING TO 



'Size 

 Color 



Markings 

 Shape 



Sculpture 



