462 Mr. W. L. Distant on 



legs, and rostrum pale ocliraceous ; abdomen beneatli pale 

 castaneous ; about posterior half of face and two small spots 

 on anterior half, greater part of cheeks, a transverse fascia 

 between face and eyes, apex of rostrum, sixth abdominal 

 segment, and disk of anal segment, black; tegmina and 

 wings talc-like, subhyaline, the veins ocliraceous or piceous, 

 tegmina crossed before middle by a transverse fasciate series 

 of three prominent piceous spots, the transverse veins at 

 bases of apical areas and the apices of the longitudinal veins 

 to same more or less infuscate, costal membrane ochraceous ; 

 opercula tiansverse, rounded, not reaching apex of first 

 abdominal segment; rostrum passing middle of second 

 abdominal segment ; other structural characters as in generic 

 diagnosis. 



Long., excl. tegm., ^ 20 mm, ; exp. tegm. 54 mm. 



Hah. Sumatra; Deli (Brit. Mus.). 



Terpnosia versicolor, sp. n. 



cJ . Head, pronotum, and mesonotum virescent ; lateral 

 striations to front (not meeting anteriorly), area of the 

 ocelli, narrow anterior and posterior margins to pronotum, 

 the fissures and broad lateral marginal areas, the margins of 

 two anterior obconical spots to mesonotum, on each side of 

 which is a broad percurrent longitudinal fascia, and a spot 

 in front of each anterior angle of the cruciform basal 

 elevation, castaneous brown ; abdomen above ochraceous, 

 the posterior segmental margins virescent; head beneath, 

 sternum, legs, and ojiercula virescent ; cheeks and tibiro more 

 or less suffused with castaneous brown ; abdomen beneath 

 brownish testaceous, disk of anal segment purplish brown ; 

 tegmina and wings hyaline, the venation and costal membrane 

 of the former more or less virescent; opercula in male short 

 and transverse, not extending beyond basal segment of abdo- 

 men ; head deflected anteriorly, front not prominent, its length 

 about equal to breadth between eyes ; pronotum distinctly 

 shorter than mesonotum. 



Long., excl. tegm., ^ 19 mm. ; exp. tegm. 55 mm. 



Hah. Burma ; Ruby Mines {Doherty, Brit. Mus.). 



Allied to T. collina, Dist. 



Terpnosia oherthuri, sp. n. 



^ . Closely allied in colour and markings to the preceding 

 species T. versicolor, but the tegmina with the transverse 

 veins at the apices of the ulnar areas and the apices of the 

 longitudinal veins to apical areas distinctly infuscated ; tiie 



