JULY. 205 



the outer side of two 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 capture ; 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. 



LEPIDOPTEBA. NYMPHALID^. 



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 



