COMPARISONS. 



With columns for Squash-bug and Butterfly, answer the 

 following questions: 



(1) What is the relative size of the two pairs of wings? 



(2) How are they carried when at rest? 



(3) Are they naked or covered with scales? 



(4) Are either pair thickened at the base? 



(5) Are distinct labial palpi present? 



(6) Can the proboscis be used as piercing-organ? 



Read the pages referring to the Lepidoptera (pp. 261 to 267) 

 and the Hemiptera (pp. 257 to 261). 



91 



