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PTEROPIIORUS SCABIODACTYLUS. 
Plate CXXXII. Figure 11. 
Localities for this species are Llanferras, and Scoot 
Scar, Witherslack. 
The perfect insect appears in June and July. 
The caterpillar is light whitish green, with a faint 
line along the back. When young it is pinkish. 
The date of the appearance of the caterpillar is in 
April and May. 
It feeds in the stem of the small scabious ( Scabi - 
osa columbaria). 
PTEROPHORUS BRITTANIODACTYLUS. 
Plate CXXXII. Figure 12. 
Localities for this species are Llanferras, Delamere 
Forest, Humphrey Head in the Isle of Man. 
The perfect insect appears in June and July. 
The caterpillar is of a whitish green colour. 
The date of the appearance of the caterpillar is in 
April, May, and June. 
It feeds on the upper leaves of the wood sage 
(Teucrium scorodorna). 
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