SCI AHA. 125 



20. Colour more pale yellowish pallescens, sp. n., 



[p. 137. 



Colour deeper, more brownish yellow fulvescens, sp."n., 



21 (a). Stripes narrow, median, with a row of [p. 138. 

 stiff hairs on each. Length barely 



2 mm. to tip of ovipositor setilineata, sp. n., 



(6). Stripes very broad, black, occupying [p. 138. 

 nearly the entire dorsum, except 



narrowly on shoulders 22. 



(c). Stripes in two pairs, each pair joined on 



front margin, appearing like inverted [p. 139. 



black U's. Length barely 1 mm. . . radicum, sp. n., 



[p. 139. 



22. Length 1} mm latelineata, sp. n., 



[p. 140. 



Length 3| mm impostor, sp. n., 



[p. 141. 



23. Smaller species, slender, dark brown .... seymenticornis, sp. n., 

 Larger species, much more robust, [p. 141. 



bro wnish j r ello w compactu, sp. n., 



24. Thorax with three obvious but not con- 



spicuous black stripes near the centre, [p. 142. 



all furnished with rows of pale hairs . . hirtilineata, sp. n., 

 Thorax unstriped 25. 



25. Wings extending much beyond tip of 



abdomen 26. 



Wings only normally longer than abdomen 27. [p. 143. 



26. Tip of antennae distinctly white niveiapicalis, sp. n., 



[p. 143. 

 Tip of antennae concolorous longipennis, sp. n., 



27. Scutellar bristly hairs yellow jlaviseta, sp.n., p. 144. 



Scutellar bristlv hairs black 28. 



[p. 145. 



28. Thorax shining black nitidithorax, sp. n., 



Thorax dull black 29. 



29. The 3rd longitudinal vein ends nearly at 



the tip of the wing, and lies almost 



parallel with the costa 30. 



The 3rd longitudinal vein normal 31. 



30. Smaller species (1^-2 mm.) : coxae brown- [p. 145. 



ish vellow or pale yellow lonyitudinalis, sp. n., 



Larger species (3| mua.) : coxae distinctly [p. 146. 



reddish yellow rufaoxa, sp. n., 



[p. 146. 



31. Pleurae wholly bright pale yellow flavipleura, sp. n., 



Pleurae bluish grey or blackish 32. 



[p. 147. 



32. The 1st longitudinal vein short evanescens, sp. n., 



The 1st longitudinal vein nearly reaches 



fork of 4th vein parallela, sp. n., 



[p. 147. 



