60 



The chrysalis is found enclosed in a slight cocoon of 

 silk spun amongst leaves or bark. 



CATOCALA NUPTA. 

 RED UNDERWING. 

 Plate LXXI. Figure 2. 



Localities for this fine and handsome species are Eton, 

 Finchley, Brighton, Canterbury, Epping, East Garston, 

 Bradfield in Berkshire, Bristol, Black Park, Cambridge, 

 Kingsbury, Lewisham, Exeter, Wavendon, Maidstone, 

 Lewes, Lyndhurst, "Worcester, Henley-on-Thames, Sud- 

 bury, Tenterden. 



The situations where it is found are near streams 

 where willows grow. 



The perfect insect appears in July, August, and 

 September; September 8. 



The caterpillar is greenish grey, with a double waved 

 whitish line along the back; the line below it whitish, 

 with slight rose-coloured protuberances across the fifth 

 sixth, seventh, eighth, ninth, tenth, eleventh, and 

 twelfth segments. 



The date of the appearance of the caterpillar is in 

 May and June. 



It feeds on the willow and the poplar. 



The chrysalis is .enclosed in a slight cocoon of silk 

 spun amongst leaves or bark. 



This species is very alert, and often flies about in the 

 daytime. 



