70 BRITISH BUTTERFLIES. 



than in the ordinary shape. This difference in outline 

 is, I believe, a sexual distinction, the more rounded 

 form belonging to the female insect. 



The slender, fragile wings and the attenuated body 

 of the Wood-white give it a look of almost ghostly 

 lightness, and its manners befit its spectral aspect, for 

 it seems to haunt the still and lonely wood glades, 

 flitting about slowly and restlessly, and being seldom 

 seen to settle. 



From its weak night, it is a very easy insect to cap- 

 ture. It appears to be addicted to early rising, tiventy- 

 six specimens having been taken one morning before 

 breakfast by a gentleman at Grange, in North Lanca- 

 shire. 



The caterpillar is green, striped on each side with 

 yellow ; it feeds on the Bird's-foot Trefoil, and other 

 leguminous plants. 



The chrysalis is shown on Plate I. fig. 18, and in 

 shape somewhat approaches that of the Orange-tip. 



The butterfly appears in May and August, and though 

 by no means a common or generally distributed insect, 

 is found and sometimes abundantly in many locali- 

 ties throughout the country, as far north as Carlisle; 

 some of these are here given. Woods in neighbour- 

 hood of Brighton, Horsham (Sussex), Dorchester, New 

 Forest, Exeter, Epping, West Wickhani Wood, Monks- 

 wood, Huntingdonshire, Plymouth, Wavendon, Wor- 

 cester, Kent and Surrey, Teignmouth, Gloucestershire, 

 Carlisle, Lake District, Leicester, Manchester, North 

 Lancashire. Unknown in Scotland. 



THE MAEBLED WHITE BUTTEEFLY. 

 (Arge Galathea.) (Plate Y. fig. 3.) 



THIS highly interesting and elegant insect would, by 

 the uninitiated, probably be classed among the last 

 group of Butterflies the Whites from the similarity 

 in its colours; but from all those it may be readily 



