268 



Insect Pests. 



laro-e bkck marks on the mesothorax, and most of the pleune also 

 bla'ck; antenni-e are deep brown to black, sometimes testaceous 

 beneath; lei?s pale testaceous yellow, coxa? and trochanters very 

 pale, apex of the posterior tibue 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 liase. 

 Length J- inch. 



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

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



\F. EihinUn 

 FIG. 1S7A. — THE Gut.iSEBF.RUY y.\\\Fl.Y. 



A, stripped shoot ; B, immature la^^■!e feeding.; i>n leaves. 



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

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

 \ inch. 



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

 scutellum and metanotum being always yelloNAJsh. The adults 

 appear in April and IMay, 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 uuderside. As many as forty 

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

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

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

 Unlike some of the Tenthrediuida:', the eggs are only slightlv buried 



