40 PLATE CXXII, 
Vine, and fome other plants, but prefer white ladies bedftraw; they 
caft their fkins feveral times, and when full fed are fome green, and 
others of a brown colour. The Caterpillars of the female is a fine 
green elegantly marked with black, as reprefented in our plate; thofe 
of the male are varied with the fame dark markings, but the colour is 
a dull brown inclining to black in thofe parts where the females are 
green, 
It poffeffes a faculty peculiar to a very few Infects, it can protrude 
its head and three firft joints to a tapering point; or entirely conceal 
the head and contract the firft joints, by drawing them apparently into 
‘its body. 
The Caterpillars form a white {pinning among the leaves in 4ugu/?5 
remains in the pupa ftate during the winter; the Fly’comes forth Adag 
following. They are frequently deftroyed by an Ichneumon fly, 
