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Localities for tliis species are Lyndhurst, Manchester, 
Birkenhead, Preston. 
The situations where it is found are sandy heaths. 
The perfect insect appears in July. 
The caterpillar is brown mottled with black, a black 
line along the back widened into a spot at each segment. 
It feeds on various low plants. 
The chrysalis occurs under the ground. 
F1DONIA CARBONAKIA. 
Plate XXVI. Figure 4. 
This insect measures three quarters of an inch across. 
Male : fore wings grey spotted with white. The first 
line dark grey; second line waved and edged on the out¬ 
side with white; third line white; central spot black. 
Localities for this species are Ingleborough and Perth? 
The perfect insect appears in April and May. 
It flies in the day-time. 
FIDONIA ATOMARIA. 
COMMON HEATH. 
Plate XXVI. Figure 5. 
This insect measures from a little under to a little 
over an inch in width. 
Male: fore wings dull yellowish, much variegated with 
dark brown. The first line brown and curved ; second 
