268 



Insect Pests. 



large black marks on the mesothorax, and most of the pleur?e also 

 black ; antennae are deep brown to black, sometimes testaceous 

 beneath ; legs pale testaceous yellow, coxte and trochanters very 

 pale, apex of the posterior tibise and all the hind tarsi deep brown, 

 also the tarsi of the fore legs to some extent. Wings transparent 

 and iridescent, the stigma black, the costa testaceous at the base. 



Length 



ich 



The male has the thorax nearly all black, except a yellow band 

 in front, and the dorsum of the abdomen is Ijlack except at the 



[F. Edenden. 

 FIG. 1S7A.— THE GOOSEBERRY SAWFLY. 



A, stripped shoot ; B, immature larva^ feeding on leaves. 



apex, the sides and lower surface yellowish. The last abdominal 

 segment is expanded into a projecting lobe in the middle. Length 

 ^ inch. 



This species can at once be told by the back of the thorax, the 

 scutellum and metanotum being always yellowish. The adults 

 appear in April and May, and occur in three successive broods 

 at least during the summer. The female deposits her eggs in rows 

 along the ribs of the leaves, on the underside. As many as forty 

 eggs have been counted on one leaf. The ova are deposited separately, 

 each egg being placed in a small slit cut in the leaf by means of 

 the saw-like processes characteristic of the females of these insects. 

 Unlike some of the Tenthredinidie, the eggs are only slightly buried 



