168 



THE CANADIAN ENTOMOLOGIST. 



Winged male. 

 (PI. VII, fig. 40.) 



Head blackish. Antennae black; segment III longest, reaching 

 a little beyond tip of body; segment III with 39 to 55 irregularly 

 placed, moderately tuberculate, circular sensoria, segment IV with 

 from 18 to 23, segment V with from 6 to 9, not including the usual 

 distal one, and segment VI (base) with the usual distal sensoria. 

 Thorax blackish. Wings as in the viviparous form. Legs blackish, 

 excepting the base of femora. Abdomen dull green, with black 

 transverse bands on the first three abdominal segments, and three 

 rather large black spots on each side anterior to the cornicles; also 

 a few scattered black markings on the abdomen, evidently traces of 

 transverse bands. Cornicles black, clavate, reaching about to 

 tip of cauda. Cauda concolorous with abdomen and conical in 

 shape. 



Average measurements from 3 specimens mounted in balsam, 

 as follows: Length of body, not including cauda, 1.68 mm.; length 

 to tip of cauda 1.79 mm., width 0.83 mm.; length of wing 3.12 mm., 



