LEPIDOPTERA. 215 



Clothes-moths or Tineites. Larva elongate, with ten 

 prehensile legs ; concealed in a sack constructed by itself, 

 which it enlarges from time to time as it increases in bulk ; 

 feeds on woollen cloths, hair, and decayed animal and ve- 

 getable substances. Pupa elongate ; changes within the 

 sack. Imago with filiform anteimce, and narrow wings ; 

 flight gregarious, rising and falling. Tinea, represented 

 at page 199 (fig. 1), and allied genera. 



Plume-moths or Alucitites. Larva slender, with ten 

 prehensile feet ; the anterior part capable of great attenua- 

 tion and extension, in the manner of a leech. Pupa elon- 

 gate; changes in a silken cocoon. Imago with filiform 

 antenncB ; wings extended at right angles with the body ; 

 very nan'ow, and divided to the base, each division having 

 the appearance of a perfect and distmct feather. Ptero- 

 phorus, Alucita, represented below. 



