S. fungicola Walsh. Patch Food Plauts Aph. p. 1950912). 



S. cornicola Walsh. Patch, 1. c. p. 195. 



S. panicola Thomas, Patch. 1. c. p. 195. 



S. graminis Del Guercio, Patch. 1. c. p. 195. 



S. fulviabdominalis Sasaki, Nippon-nosakubutsu-gaicku- 



hen, p. 431, f. 197 (1899). 



S. nigriabdominalis Sasaki, 1. c. p. 435, f. 198. 



Winged viviparous female - Body black, abdomen dark fuscous or 

 yellowish, at the base paler; antennae nearly one half the length of 

 the body, dark yellowish, sensoria of the 3rd joint about 10, the 4th 

 4 and the 5th 3, being oblong in shape, with brownish hairs; wings 

 hyaline, stigma and cubitus black, veins pale brown; abdomen short, 

 as long as the thorax and head taken together, venter yellowish; 

 conricles very short, fuscous; the lower genital plate yellowish; legs 

 fuscous, femur at the base dirty yellow. 



Legth of body 2.4 mm., exp. tegm. 9 mm.; antennae 1.3 mm. 



Apterous oviparous female -Body oblong, dark brownish; antennae 

 grayish, the 3rd joint subequal to the 4th, 5th and 6th taken toge- 

 ther, the 4th and 5th subequal, the 6th much longer than the 5th, 

 anterhinarial only one third the length of the postrhinarial, somewhat 

 narrower and with 2 short hairs on its apex; rostrum not reaching 

 to the 3rd coxae; abdomen with 2 very large eggs, which being visible 

 through the dorsal integument; cornicles very short, becoming mere 

 a ring; genital plate nearly straight on the hind margin; legs short, 

 concolored as the body. 



Length of body 1.5 mm.; antennae 0.4 mm. 



Hab. -Japan; Europe; America. 



F. P.- In Spring on Comus and other the allied plants and in 



