69 



The caterpillar is green, with a broad dark olive-green 

 stripe along the back, within which is an interrupted 

 white line; the head black. 



The date of the appearance of the caterpillar is in 

 February, March, and April. 



It feeds on lichens. 



BRYOPHILA ALG^E. 

 Plate XLI. Figure 2. 



Localities for this species are near Manchester. 

 The perfect insect appears in July. 



BRYOPHILA PERLA. 



MARBLED BEAUTY. SMALL BISHOP MOTH. 

 Plate XLI. Figure 3. 



Localities for this species are York, Sheffield, Sand- 

 Hutton near York, Brighton, Newhaven, Peterborough, 

 Falmouth, Bromsgrove, Birkenhead, Lower Guiting,Hud- 

 dersfield, Bristol, Darlington, Lewes, Manchester, Exeter, 

 Shrewsbury, Worthing, Burton-on-Trent, Scarborough, 

 Tenterden, Cambridge, Edinburgh, Stowmarket, "Wor- 

 cester. 



The perfect insect appears in July and August. 



The caterpillar is bluish black, with a broad orange 

 stripe along the back; the head bright black. 



