MECAPTERA., 351 
cylindrical larve are called case-worms, differ from the 
Neuroptera in features which ally them to the Lepidoptera. 
The mandibles are obsolete, but well developed in the larva 
a ' 
Fig. 331.—Mantispa interrupta _ Fig. 332,—Fresh- Fig. 332a.—Larva of the 
Say; and side view of the same lyhatchedlarvaof same, butolder, before the 
without wings. Natural size.— Mantispa styria- first moult. Enlarged.— 
Emerton del. ca. Enlarged. After Brauer. 
Fig. 233.—Panorpa. Fig. 334.—Case-worm; 
a, its case. 
and pupa; the maxille are connate with the labium, while 
the palpi of both. pair are well developed. The general 
proportions of the head and body and of the legs are much 
as in the Tineid moths. 
