HOW TO KNOW THE IMMATURE INSECTS 



3b. Styli present on first cbdominal 



segment , , = 4 



4a. Cerci with glandular opening at apex. 

 Fig. 117 



- _ srY<<JS 



Fig. 1 1 6. Ventral ospect 

 of 1st to 4th abdominal 

 segments 



Family PROJAPYGIDAE 



There are only 5 species known, distributed 

 in the Mediterranean regions of Southern Europe 

 and Northern Africa, and in Mexico and South 

 America. They are small blind insects with a 

 pair of short segmented cerci. 



Fig. 117 Anajapyx 

 vesiculosis Silvestri. 



4b. Cerci without opening at apex. 

 Fig. 118 



Family lAPYGIDAE 



About 100 species toe described. The young have 

 segmented cerci which are replaced in the last moult 

 by pincerlike cerci. It is reported that the eggs and 

 young are carried beneath the body of the female for 

 protection. 



Fig. 118. lapyx 

 minemus. 



57 



