89 



Antennae short, the first 2 joints short and globular, the 3rd the 

 longest, the 4th, 5th and 6th short, subequal, all taken together sube- 

 qual to the 3rd, anter hinarial short and obconical; rostrum short, not 

 reaching to the 2nd coxae; wings long, stigma, nearly four times as 

 long as wide in the middle, stigmatic nervure opeing nearly in the 

 middle of it, the space between the stigmatic nervure and the media 

 towards the apex widely diverging, media at the basal half obsolete; 

 hind-wings with one oblique; abdomen, cornicles, cauda and legs near- 

 ly allied to those of Pemphigus Hartig. 

 Genotype- Watdbura nishiyae Mats. 



Nearly allied to Pemphigus Hartig, from which it differs as follows: 



The 3rd joint of the antennae subepual to the 4th, 5th and 6th 

 taken together; rostrum short, not reaching to the 2nd coxae; stigma 

 fusiform, stigmatic nervure opening near the middle of it; the first 2 

 obliques near from each other at the bases, media obsolete at the basal 

 half, the hind wing with only oblique. 



We have in Japan the following one species. 



1. Watabura*nishiyae n. sp. (PI. XII, f. 9, a) 



Winged viviparous female - Body 'oblong, black, abdomen greenish 

 or greenish yellow; antennae shorter than head and thorax taken toge- 

 ther, the 3rd joint scarcely shorter than the 4th, 5th and 6th combin- 

 ed, the 4sh somewhat shorter than the 5th or 6th, number of rings 

 of the joints are 12, 4, 5 and 3, all of which being not complete rings, 

 anterhinarial with numerous short hairs; wings hyaline, somewhat 

 smoked, veins and stigma fuscous; abdomen oval, cornicles inconspicuous, 

 cauda very small; legs dark olivaceous, femora at the apices infuscated. 



Length of body 1.6 mm.; exp. tegm. 0.7 mm.; antennae 0.5 mm. 



