104 GEXUS PHAL.T.N A. 



c. with the wings flat and incumbent, and the 



thorax crested. 



d. with the wings deflected, and the thorax 



smooth. 



e. with the wings deflected, and the thorax 



crested. 



Section IV. HYBUEA. The antennae are seta- 

 ceous ; the feelers are projecting, compressed, dilated 

 in the middle ; the lips are projecting and active. 



Section V. HEPIALUS. The antennas are moni- 

 liform; two feelers, which are reflected and hairy, 

 between which is the rudiment of a bifid tongue ; the 

 larvae have ten feet ; they feed on the roots of plants ; 

 the pupa is folliculate, cylindrical, and pointed at the 

 tip. 



Section VI. Cossus. The antennae are short 

 and filiform, \vith two very short cylindrical deflected 

 feelers ; without a spiral tongue. 



Section VII. PYRALIS. The antennae are filiform, 

 with two feelers equal, almost naked, cylindrical at 

 the base; the middle dilated into an oval, and 

 subulate at the tip ; tongue, projecting, setaceous, and 

 bifid ; the wings are very obtuse, and slightly curved 

 at the exterior margin ; the caterpillars have sixteen 

 feet, and make nests in the leaves on which they 

 feed, and are of that kind known by the name of 

 Leaf-rolling Caterpillars. 



Section VIII. TIXEA. The antennae are seta- 

 ceous, with four unequal feelers ; the larvae are found 

 in houses, among linens, and woollen cloths and 



