171 



continuation of the red streak of the fore ones, and fol- 

 lowed by a narrow grey streak, also a continuation of that 

 on the fore wings; the outer margin bordered with deep 

 red and pink. 



Localities for this species are York, Stowmarket, Cam- 

 bridge, Wandsworth, Humberstone, Worthing, Lewisham, 

 Pembury, Brighton, Lower Guiting, Charmouth, Exeter, 

 Bromsgrove, Kingsbury, Tenterden, Plymouth, Bristol, 

 Darlington, Faversham, Barnstaple, Dorking, Manchester, 

 Halton, Newnham, Lewes. 



The perfect insect appears in June, and July. 



The caterpillar is grey, with a white line on the sides 

 but not quite continuous, and another lower down, with 

 slanting streaks between the two on the middle. 



The date of the appearance of the caterpillar is in Sep- 

 tember. 



It feeds on the dock (Rumex pratensisj, and the knot 

 grass ( ' Polygonum aviculare) . 



The chrysalis occurs in leaves. 



CABEBIIXE. 



CABERA PUSARIA. 



WHITE WAVE. COMMON WHITE WAVE. 

 Plate XXV. Figure 2. 



THIS insect measures from a little over an inch to rather 

 more than one and a quarter in width. 



Male; fore wings white, very minutely dusted with grey, 

 and crossed by three grey lines placed at equal distances 



