60 



PEOCEEDINGS OF THE NATIONAL MUSEUM 



VOL. 67 



Alate male. — Only one specimen is available for study, and thi& 

 specimen has lost one antenna and all but a part of segment III of 

 the other. This portion is 0.704 mm. long, dark colored, lighter at 

 the base, thickly covered with 57 circular sensoria, hairs almost as 

 long as width of segment. Antennal tubercles not large. Head 

 0.496 mm. across eyes. No tubercles showing on thorax or abdomen. 

 Tips of wings with dusky spot. Abdomen light colored. Cornicles 

 light colored, reticulated at the tips, imbricated over the entire 

 length, measurements as follows : 



Oviparous females.— hight colored. Antennae light colored, about 

 equal to the body in length, hairs conspicuous, nearly as long as 

 width of segment, with a group of sensoria near base of III. An- 

 tennal tubercles of moderate length. Beak reaching to third coxae. 

 Cornicles light colored, darker at the tips, reticulated. Cauda 

 conical, not constricted, with three sets of lateral hairs. Posterior 

 tibiae with numerous sensoria on basal half, becoming less numerous 

 on distal half. Measurements as follows : 



