LEPIDOPTERA. 
LIFE-HISTORY OF PINE-LAPPET MOTH. 
a , Male; 5, Female ; c, Eggs; d, Larva ; e, Cocoon ; f, A beetle ( Calosoma ) attacking larva; g, Larva of Calo- 
soma; A, An ichneumon laying its eggs in the pupa; i, Small parasites emerging from their cocoons on the 
remains of the larva which they have devoured. 
io 5 
of the former genus we select for description the pine-lappet and the procession- 
moth, both abundant on the Continent, but not occurring in England. The larvae 
of both these moths spin silken cocoons. Having the front-wings grey, tinted 
with different shades of brown, the pine-lappet (Gastropaclia pini) is a large moth 
measuring from 2i inches across the wings. The larvae are ashen grey, with a 
dorsal row of dark blotches, a lateral brown stripe, and a pair of blue transverse 
bands on the third and fourth segments. This handsome larva is often very destructive 
