6 INVERTEBRATE ZOOLOGY 



Exercise 2. Draw an outline on the same scale of the ven- 

 tral aspect of your beetle, tracing carefully the sutures 

 between the segments. Number the thoracic and abdomi- 

 nal segments. 



Exercise 3. Remove a mesothoracic leg and draw an outline 

 of it on the scale of 5. Label the segments. 



Exercise 4. Remove a wing and draw an outline of it on a scale 

 of 5, tracing in the veins. 



Save your specimen in formalin or alcohol for future use. 



