SEPTEMBER. 245 



ALUCITA HEXADACTYLA. (Plate XIV.) Many-plumed 

 Motli. This pretty insect is often seen in autumn creeping 

 on the inside of windows, and is easily distinguished by 

 the beautiful structure of the wings, which are divided into 

 feathers, each having a central shaft fringed on both sides ; 

 the anterior wings have each eight of these rays, the hinder 

 ones only four ; the body measures about half an inch ; it 

 is of an ashy-grey colour, slightly varied with brown and 

 white ; a small black spot is visible on the tip of all the 

 plumes, and the anterior wings have two brown bands edged 

 with white. 



LEPIDOPTERA. ALUCITID^E. 



PTEROPHORUS. 



Generic Distinctions. Antenna rather short; body long and 

 slender ; legs very long and delicate ; wings divided into separate 

 plumes, the upper from two to six, the under into three. 



PTEEOPHOEUS PENTADACTYLUS. (Plate XIV.) White- 

 plumed Moth. This is the largest species of the genus, the 

 wings sometimes measuring more than an inch, the anterior 

 deeply cleft ; the whole insect is snowy white, with a silken 

 gloss; the eyes are black. The caterpillar is white, tinged 



