96 BRITISH BUTTERFLIES AND MOTHS 



The expansion of the wings is about 2 inches. All 

 the wings are creamy-white, marbled and veined with 

 black. On the underside of the fore-wings, near the tip, 

 is a white-centred black spot in a white ring, and on 

 the underside of the hind wings are six similar spots 

 near the hind margin. 



The larva is green, with two yellowish lines on each 

 side ; the head and the bifid tail are reddish. It feeds 

 in May and June on Timothy-grass (Phleum pratense) . 



The perfect insect makes its appearance about the 

 middle of July, and may be found till the middle of 

 August ; where it occurs it is generally in extreme pro- 

 fusion, hundreds being congregated together within a 

 very small space. 



FAMILY II. NYMPHALID^:. Subfamily Satyridi. 



LASIOMMATA JEGERIA. THE SPECKLED 

 WOOD BUTTEBFLY. 



This quiet-looking species is common throughout the 

 country. 



The expansion of the wings is from If to 2 inches, 

 The fore- wings are brown, with yellowish spots towards 

 the hind margin, in one of which, near the tip, is a 

 white-centred black spot. The hind-wings are brown, 

 with four yellowish spots towards the hind margin, the 

 three lowermost of which each contain a white centred 

 black spot. 



The larva is green, with about eight rows of white 

 irrorations ; the dorsal vessel is darker green ; the spi- 

 racles are ochreous, It feeds in June and October on 

 couch-grass (Triticum repens), and other grasses. 



The perfect insect appears at the end of April and 

 beginning of May, and frequents woods and shady lanes, 



