NEUROPTERA 



91 



Fig. 35. — An adult ant-lion fly. 



6. The broad, transparent wings, of similar form and 

 size folded together and resting rooflike above the 

 abdomen. 



7. The absence of tails. 



b. The Pupa 

 With a pupa in hand, note : 



1. The free appendages. 



2. The large eyes. 



3. The large, sharp man- 

 dibles. 



4. The large palpi. 



c. The Larva 

 With a larva ("ant-lion") in hand, note: 



1. The spindle-shaped body beset on the back and sides 

 with warty tubercles that bear stiff hairs. 



2. The slender and very sharp-pointed antennae. 



3. The small eyes, compounded of a few large facets. 



4. The pincher-like jaws, each half of which is a hollow 

 tube made of a mandible and maxillary stylet, placed 

 with channelled sides in apposition. The outer open- 

 ing is just before the tip. The inner opening communi- 

 cates with the mouth. There is a pumping apparatus 

 developed in the pharynx. Through these tubes the 

 blood of an aphid, impaled on these tips, is sucked 

 into the mouth. 



5. The shorter and blunter labial palpi underneath. 



6. The short legs with one-jointed tarsi, each bearing 



