AUGUST. 227 



are found, in which the parts generally yellow are greenish- 

 white. The caterpillar is deep green, with a white line on 

 each side, marked with blue and yellow dots ; it occurs 

 pretty frequently in the south, seeming to prefer the 

 vicinity of the sea. 



COLIAS HYALE. Pale Clouded Yellow. Rather larger 

 than the preceding; the male of a fine sulphur-yellow; the 

 female white, faintly tinged with sulphur ; the upper wings 

 are greyish at the base, marked with a black spot, and 

 having a broad black band nearly divided by light spots ; 

 the under wings have a large round mark on the disc, and a 

 few dusky spots near the outer edge; beneath, the upper 

 wings are yellowish- white, orange at the tip, a black spot 

 with a yellow centre on the disc, and a row of small dusky 

 marks near the outer margin; the under wings are dull 

 yellow with two silvery spots in the centre, surrounded with 

 rust-red, and a curved row of small black marks. The cater- 

 pillar is green, with two white lines on the sides, and each 

 segment marked with two series of black dots. The species 

 is much more uncommon than the preceding, being chiefly 

 found in Kent, Sussex, and Suffolk, near the coast. 



There is one other species, which seems however a 

 doubtful native, and differs principally from the last in 



Q2 



