BURNET MOTH. 27* 



green, each wing having six crimson metallic 

 spots or markings ; hind-wings rich crimson, with 

 narrow dark green bordering. 



The green of the upper wings is so exceedingly 

 deep as to look almost black at the first glance. 



The larva of the Six-spot Burnet Moth feeds 

 chiefly on the common deepwort (Spiraea filipen- 

 dulce), and towards the end of May the chrysalis 

 may be found in profusion, inhabiting a spindle- 

 shaped cocoon fixed throughout its length to a 

 stalk of grass or similar support. I have seen a 

 field so covered with these cocoons that it was 

 scarcely possible to walk without crushing them. 

 One of these cocoons is shown in cut L, fig. 1, 

 page 23, as it appears when attached to the grass, 

 and the head and tongue of the insect are shown 

 on cut F, fig. 2, page 16. 



An insect allied to the preceding species is the 

 large CHIMNEY SWEEP (Sterrhopterix [Psyche] 

 jtigricans). 



The wings of this interesting insect are soft 

 pink brown, and that slightly covered with 

 plumage. Only the male has fully developed 

 wings, those of the female being so diminutive 

 that she is practically wingless, looking much 

 more like a grub than a moth. The larva makes 

 ibr itself a curious dwelling of little twigs and 



