142 



TRUE TALES OF THE INSECTS. 



Locustid, the organ becomes gradually developed, and 

 the completed structure is formed by the apposition of 

 no less than six rods or pieces. 



Life Histories. 



Its mode of use is not always the same, some species 

 depositing their eggs in the earth, and some place them 



Fig. 24. — Pterochroza ocellata, its tegmina resembling leaves. 



in parts of plants. Light soil, easily pierced, is chosen, 

 and the apparatus thrust to a considerable depth into 



