178 GRAMMAR OF ENTOMOLOGY. 



furnished with a double row of short spines on 

 each segment; it changes in a tough cocoon 

 amongst its food, after remaining through the win- 

 ter in the larva state. Imago with the antennae 

 of the males more or less pectinated ; Wight noc- 

 turnal. Hepialus, Xyleutas, Zeti%era. 



650. Clear-wings {Mgeriiles). Larva and 

 pupa, in habit and economy, ])rccisely as in the 

 preceding. Imago ■v^ith antenna; inorassated 

 externally, and the tip furnished with a slightly 

 recurved hook, consisting of a few bristles ; in the 

 males ciliated ; wings narrow, mostly transparent ; 

 body elongate, slender, and tufted ; flight diurnal, 

 in the hottest sunshine, and eminently graceful. 

 jEgeria. 



651. Burnet-moths (GZaMcopi(es). Larva obese, 

 hairy, with ten prehensile legs. Pupa smooth, 

 very glossy ; changes in a close gummy cocoon, 

 pointed at both ends, and attached generally 

 to a blade of grass. Imago with clavate an- 

 tennsB ; slightly pectinated in the males. Zygana, 

 Ino. 



652. Pearl-moths {Pyralites). Larva rather 

 more slender than the foregoing, slightly hairy, 

 with ten prehensile feet. Pupa elongate, very 

 lively; changes in a silken cocoon. Imago with 

 filiform antennae ; wings somewhat triangular, 

 deflexed : legs very long, and furnished with long 

 spurs. Enntjchia, Pyrausta, Jlydrocampa, Bolys, 

 Scopula, Pyralis, Polypogon, Hypena. 



