THE BROWN ARGUS. 15S 



The caterpillar is brown, with white lines. Feeds on 

 broom and other plants of the same order. 



The butterfly appears in Jnly and August, and is very 

 frequently met with throughout the country on heaths, 

 commons, and downs, both on sandy and chalky soils. 

 In many places it is the commonest of the " Blues." 

 It has been found at Epping ; Coombe Wood ; Darenth 

 Wood ; Box Hill ; Bipley, Surrey ; Brighton ; Lewes ; 

 Deal ; Lyndhurst ; Blandford ; Brandon, Suffolk ; Holt, 

 Norfolk ; Birkenhead ; Bristol ; Sarum, Wiltshire ; 

 Lyme Begis ; Parley Heath, Dorsetshire ; Manchester ; 

 York ; several places in Scotland. 



THE BBOWZsT AEGUS. 



(Polyommatus Agestis.) (Plate XIV. fig. 6.) 



Though this butterfly and the next are classed among 

 the " Blues," from their possessing the same structure 

 and habits, there is no trace of blue in the colouring of 

 either sex, as in all the preceding species of Polyommatus. 

 In this species the colour of both sexes on the 

 tipper side is a warm, dark broivn, having on all the 

 wings a border of dark oraDge spots. The female hardly 

 differs from, the male, except in having this border 

 broader, and more extended on the front wing ; where, 



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