THE INSECTS. 
101 
ginner should make a careful study of a locust or grasshop- 
per with the aid of the following description; and after- 
ward rear from the egg a caterpillar and watch the different 
Fig. 127.— External anatomy of Caloptenus spretus, the head and thorax dis- 
jointed, tip, uropatagium; /, furcula; c, cercopod. 
