30 



PROCEEDINGS OP THE NATIONAL MUSEUM 



vor-. CT 



Alate viviparous female. — From one specimen, taken on Euscaphis 

 japonica in Japan. Antennae slightly longer than body, rather 

 heavy, dark colored, conspicuously imbricated, hairs very prominent, 

 but shorter than the width of segments. III tuberculate, other seg- 

 ments "without secondary sensoria, unguis of VI rather short. An- 

 tenna! tubercles not prominent. Beak reaching beyond second coxae. 

 Cornicles dark colored, short and heavy in appearance, strongly 

 swollen, plainly reticulated. Cauda small, conical, not constricted, 

 with at least six sets of lateral hairs. Measurements as follows: 



Apterous viviparous female. — From one specimen taken on Staphy- 

 lea humalda in Japan. Antennae longer than the body, imbricated,, 

 hairs conspicuous, shorter than width of segments. III with 6-8 

 small sensoria near base. 



Head 0.576 mm. across eyes. Antenna! tubercles small. Beak 

 reaching nearly to third coxae. Left cornicle not showing. Right 

 cornicle black, 0.768 mm. long, reticidate for 0.08 mm.; widest 

 tliameter, 0.144 mm.; smallest diameter, 0.08 mm.; flange, 0.09& 

 mm. Cauda not showing. 



Intermediate. — One specimen furnished by Essig, taken on Staphy- 

 lea humalda in Japan. Antennae shorter than body, dark colored 

 (Balsam mount), imbricated, hairs fairly numerous, shorter than 

 width of segment. Segment III with about seven small, round 

 inconspicuous sensoria. Antenna! measurements as follows : 



