THE MICBO-LKPIDOPTEBA 



29J 



stinging nettle {TJrtica dioira), always remaining concealed between 

 leaves which it has spun together with silken threads. 



Tlw MotJio'-of-Pcarl {Botijs raralis) 



This is another very counnon .species of the family Boi/jdcc, 

 abundant almost everywhere, and to 

 be found on the wing from June to 

 August. 



Its wings are whitish, and exhibit 

 a very decided pearly lustre, and all 

 the markings are of a dull dark grey. 



The caterpillar is glossy, and has 

 a semi-transparent appearance. It is 1' i*-'- '-'1-- 

 greenish white above, with a darker 

 line down the back ; and the sides are 



of a brighter green. It feeds on the stinging nettle {^Urtica dioica) 

 dux-iog May. 



TlIK il(iTHER-OF- 



Pe.usl. 



The Garden Pebble [Pionea forJicaUs) 



The same family contains also the Garden Pebble, which is one 

 of tlie commonest frequenters of gardens, botli in town and 

 country-. 



The fore wings are pale yellowish grey with brown markings. 

 The latter include a fine line from the tip to 

 the middle of the mner margin, and another 

 paler one inside and parallel with this, hav- 

 ing a dark spot near its centre. The hind 

 wings are lighter, and have a pale and inter- 

 rupted line parallel with the hind margin. 



The caterpillar is pale greenish, with a 

 dark line along the back and on each side. 

 It feeds on the cabbage and other cruciferoiTs plants. 



The moth flies from May to the end of the sunuuer, and tlie 

 caterpillar may be found about midsummer, and again in the 

 autumn. 



Fig. 21.3.— The 

 Gakdkx Pebble. 



TJie Beautiful CJii)ia Mark [Hydrocanq/a slagnata) 



Our last example of the Pijralides— the Beautiful China Mark-- 

 belongs to the family H/jdrocamjjidce. This small family is 



