JULY. 205 



long horns, into which the head is divided behind ; it feeds 

 on the oak. This fine insect is much prized, both for its 

 beauty and the difficulty with which it is obtained; it is 

 found in the southern counties, but as it fixes its throne on 

 the summit of a lofty oak, from whence it takes very high 

 flights, there are many difficulties to overcome in the cap- 

 ture ; and a pole twenty or thirty feet in length, with the 

 bag-net attached, is necessary for the purpose. The wings 

 of these insects are stronger than those of any other British 

 species, thus fitting them for the powerful flight which their 

 habits require. 



LEPIDOPTERA. NYMPHALID.E. 



LIMENITIS. 



Generic Distinctions. Antenna thickening gradually from the 

 middle, almost to the apex, the club being long and "slender ; 

 palpi, basal joint the shortest and nearly oval, the second very 

 long, and the terminal one egg-shaped, and ending in a point ; 

 wings rounded and entire. 



LIMENITIS CAMILLA. (Plate VIII.) White Admiral. 

 This pretty insect measures about two inches ; the colour is 

 dull black above, marked with dark spots; both wings tra- 



