188 Philippine Journal of Science im 



f. Color reddish brown; forewings very long but very acutely 

 pointed; forming galls on Tristania. (Queensland.) 



T. tristanese Froggatt ('03: 334). 

 e'. Not gall makers; general color greenish, yellowish or light 

 brown. 

 f, Radius of forewing very short, straight; antenna? short; 

 insect small, about 1 to 2 millimeters long. (Australia.) 



T. banksise Froggatt ('01: 281). 



f. Radius very long, extending nearly to apex of wing, more 



or less sinuate; antennae not very short; insect larger, 



3 to 4 millimeters long. 



g 1 . Head black, abdomen brown above and pale beneath. 



(Japan.) T. nigriceps Kuwayama ('10: 60). 



g~. Head yellowish green, abdomen green. (Japan and Phil- 

 ippines.) T. magna Kuwayama ('10: 59). 



<f . Forewings less than three times as long as broad. 



e 1 . Thoracic dorsum not conspicuously pubescent nor hirsute. 

 f. Thorax chiefly black or dark brown; antennae mostly brown 

 to black, sometimes basal segments pale. 

 g 1 . Genal cones black. 



h 1 . Antennae wholly black or dark brown. 



f. Antennae about three times as long as width of head; 



radial stem forking distad of its midpoint. (Japan.) 



T. nigra Kuwayama ('10: 57). 



?. Antennae two times as long as width of head; radial 



stem forking at, its midpoint. (India.) 



T. analis Crawford ('12: 429). 



h*. Antennae with third segment whitish. (Japan, Europe.) 



T. galii Foerster. Kuwayama ('10: 57). 



g 1 . Genal cones yellow to orange; antennae twice as long as 



width of head, black or basal third brown. (Formosa.) 



T. formosana Kuwayama ('10: 58). 



f. Thorax yellow, greenish or orange to reddish, rarely darker. 



g 1 . Forewings with first marginal cell larger than second; 



thoracic dorsum yellowish with brown streaks; genal 



cones short, half as long as vertex. (Formosa.) 



T. brevifrons Kuwayama ('10: 61). 

 g*. Marginal cells nearly equal in size. 

 fe\ Radius short, straight. 



i 1 . Genal cones as long as vertex, acute at apex; insect 

 about 4 millimeters long or more. 

 j l . Antennae about two and one-half times as long as 

 width of head, black; abdomen green ventrad. 

 (Japan and Europe.) 



T. remota Frst. Kuwayama ('10: 60). 

 f. Antennae less than twice as long as width of head, 

 light brown; abdomen brown. (Bengal.) 



T. jambolanae Crawford ('17: 173). 

 i°. Genal cones much shorter than vertex, rounded at 

 apex; insect less than 4 millimeters long. 



