50 R. Takahashi. 



each side with a small lateral tuhercle which is not sharphy pointed. 

 Cornicles stout, about 4 times as long as wide, broadest at the base 

 and somewhat imbricated. 



Cauda very short, and at the apex rounded, with some long fine 

 hairs. Legs rather long: hind legs very long and slender; with many 

 long fine hairs. 



Length of body — 1.8 mm. Antenna — 1.8 mm. 



Cornicle — (».o mm. 



Winged viviparous female. 



Dark green. Wings hyaline, the 1st and 2nd obliques slightly 

 clouded, stigma and veins blackisli brciwn. 



Body almost without Iiairs, l)ut provided with white secretions. 

 Frontal tubercles conspicuous (see [>!. iv. 2, fig. 7). Eyes large; 

 ocular tubercles very small, l)Ut prominent. Antennae \-ery slender, 

 imbricated, with some short hairs; the 1st joint much larger than the 

 2nd; the 3rd with about 10 small sensoria in a row distributed almost 

 throughout the whole length; the 4th lacking sensoria; the apical 

 sensoria of the 5th very small; the relative length of joints is as follows: 

 111—40, IV— 29, V— 30. VI— ."7(17+40). 



Pn)thorax and the 1st and 7t]i al)dt)minal segments with a very 

 small lateral tubercle. 



Wing-veins stout; the 2nd oblique slightly curved; "bliques on 

 the hind wings parallel: booklets 2. 



Cornicles not reaching the caudal apex; broadest at the base, 

 somewhat curved and minutely imbricated. Cauda short, broadest at 

 the liase, hairy. Legs long and slender, with many hairs; tarsi very 

 slender. 



Length of Body — 1.5 mm. Antenna — 1.7 mm. 

 Cornicle — 0.23 mm. 



Host. — iSmilax china. 



Distribution. — Formosa, Japan (Tokio). 



Tlie winged viviparous females are rather common. 



