110 GENUS PHALyUNA. 



c. with the vr'mgs flat and incumbent, and the 



thorax crested. 

 (/. with tlic wings deflected, and the thorax 



smooth. 

 e. with the wings deflected, and the thorax 

 crested. 

 Section IV. Hybl^a. — The antenna are seta- 

 ceous; the feelers are projecting, compressed, dilated 

 in the middle ; the lips are projecting and active. 



Section V. Hepialus. — The antennae are moni- 

 lifoiTO ; two feelers, which are reflected and hairy, 

 between which is the rudiment of a bifid tongue ; 

 the larvse have ten feet; they feed on the roots of 

 plants ; the pupse arc folliculate, cylindrical, and 

 pointed at the tip. 



Section VI. Cossus. — The antennte are short 

 and filiform, with two very short cylindrical, de- 

 flected feelers ; without a spiral tongue. 



Section VII. Pybalis. — The antennre are fili- 

 form, with two feelers equal, almost naked, cylin- 

 drical at the base ; the middle dilated into an oval, 

 and subulate at the tip ; tongue projecting, seta- 

 ceous, and bifid ; the wings are very obtuse, and 

 slightly cm-ved at the exterior margin ; the cater- 

 pillars 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. Tinea. — The antennce are seta- 

 ceous, wltli four unequal feelers; the larvse are found 



