SQUASH-BUG. — BEETLE. 17 



THE SQUASH-BUG. 



1. Find the sucking tube bent back under the thorax. 



2. Are there both simple and compound eyes ? 



3. What peculiarities of the prothorax ? 



4. Draw a dorsal view, showing how the wings overlap. 



5. Draw the squash-bug's wings out at right angles to 

 the body, and make another drawing showing how 

 the outer wings appear when extended, and how the 

 inneT wings are disposed. 



6. Draw a ventral view. 



Look for eggs. Compare young and old squash-bugs. 

 Squash-bugs belong to the order Hemiptera, or half-winged 

 insects. What is the propriety of this name? Insects 

 belonging to this order are the only ones that are properly 

 called "bugs." 



See account of the squash-bug in Harris' " Insects In- 

 jurious to Vegetation." 



THE BEETLE. 



1. What are the characters that appear peculiar 'at first 

 sight ? 



2. Note the position, shape, and range of vision of the 

 eyes. 



3. The antennae, their attachment, parts, and mode of 

 extension. 



4. A small upper lip, the labrum. 



