88 



purplp: hairstreak. 



PLATE XXXVII. 



Tlieda queixnis, Leach. Stephens. Cuetis. 



" " BoiSDUVAL. Duncan. Westwood. 



PcqiUio quercus, LiNNJEUS. Lewin. 



" " Donovan. Wilkes. Haeeis. 



li'iihijs quercas, HtJBNEE. 



Lj/eana quercus, OcHSENHElMEE. 



This is a sort of miniature of the Purple Emperor, though 

 not a "flattering likeness," the wings reflecting something of 

 the same iridescent purple colour, but inferior both in extent 

 and intensity; it is, however, a very pretty insect. 



It is common throughout England in most parts of the 

 country. I have met with it at Sandal Beat, near Doncaster, 

 Yorkshire, and in the vicinity of Charmouth, Dorsetshire, 

 also at Barnwell and Ashton Wold, and the neighbourhood 

 of Polebrook, Northamptonshire. Near Great Bedwyn and 

 Sarum, Wiltshire, it likewise occurs, but not commonly there. 

 In Scotland it is rare. In Ireland, A. G. More, Esq., of 

 Trinity College, Cambridge, has met with it in plenty at 

 Ardrahan, in the county of Galway. 



The middle of July is the time for the appearance of the 

 Purple Hairstreak, but it is sometimes still out until the latter 

 end of September. 



It is to be seen flying over the tops of oak trees in and 

 near woods. 



The caterpillar is found in the beginning of June. 



It feeds on the oak. 



This fly varies in the expanse of its wings from about an 

 inch and a quarter to an inch and a half. The fore wings 

 are blackish brown all round and over the whole of the upper 



