270 



THE NATUEAL HISTOEY EEVIEW. 



appearance of several places exhibited signs of their ravages. Trom 

 this cloth they shortly afterwards transferred themselves to the 

 flannel, where they fabricated small portable cases, composed of two 

 separate pieces, of an irregular oval form, joined at the sides, but 

 leaving apertures at each end, and being thus comfortably housed, 

 we entertained sanguine hopes of rearing them. These hopes, how- 

 ever, were not to be realized, for towards the end of November 

 (nearly two months from their birth) they ceased to thrive, and 

 eventually all perished. 



The larva (I'ig. 1., natural size ; Fig. 2., magnified), attained to 

 the length of 2J lines, but this manifestly is under its full growth j 

 the head large, somewhat depressed, and with the first segment of 

 the thorax slightly corneous, and of a brownish colour, the rest of 

 the body softly cylindrical and almost colourless, possessing a lateral 

 row of small brownish points, emitting delicate hairs ; sixteen feet, 

 the thoracic ones being large compared with the others. 



The imago ^ (I^ig- 3) measures in expanse of wings, nine lines, 

 the fore wings are elongate, somewhat lanceolate, with the costal 

 margins arched. A broad transverse, rather oblique, glossy brown 

 bar, bifurcate towards the costal margin, occupies the centre and 

 a triangular patch of the same colour the tips ; the remaining 



