304 The Philippine Journal of Science i9i8 



g'. Ovipositor chitinized apicad, bladelike, the claws weakly 



toothed Procystiphora Felt. 



d'. Costa scaled. 



e^. Antennae with 16 segments, claws shorter than the pulvilli, 



the ovipositor long Rivewella Kieff. 



e'. Antennae with 18 segments, claws longer than the pulvilli. 



Trichoperrisia Kieif. 

 • e'. Antennae with 21 cylindrical segments, the legs scaled, the 



claws shorter than the pulvilli Xyloperrisia Kieff. 



e*. Antennae with 22 ovoid segments in the male, cylindi'ical in 

 the female, claws shorter than the pulvilli. 



Pernettyella Kieff. 

 c^. Third vein uniting with costa well before the apex of the wing, 

 straight or curred cephalad and tapering but little. 

 <r. Claws of the anterior legs toothed, those of the mid and pos- 

 terior legs simple, 

 e^. Costa scaled, antennal segments 14, ovipositor short. 



Phaenolauthia Kieff. 

 <F. Claws on all legs toothed. 



e\ Wing veins distinctly scaled, the membrane more or less fuscous. 

 f. Body sparsely scaled, 14 cylindrical segments, the circumfila 

 produced irregularly in certain males.... Lasiopteryx Steph. 

 /■. Body scaled. 



(/'. Claws of anterior legs, at least, toothed, more than twice 

 the length of the pulvilli; 14 cylindrical antennal seg- 

 ments; ovipositor short lauthia Kieff. 



g-. Claws of all the legs toothed, pulvilli rudimentary, ovipo- 

 sitor short Cryptolauthia Kieff. 



e^ Wing veins not distinctly scaled, the membrane hyaline. 

 /'. Fifth vein forked, the female ovipositor long, sometimes 

 longer than the body, circumfila not greatly produced. 



Dasyneura Rond. {Microperrisia Kieff.) . 



p. Fifth vein simple, antennae with 12 segments, the one cir- 



cumfilum below the middle of the segment; pulvilli very 



small Prowinnertzia Kieff. 



b\ Antennae with 10 to 12 or 13, rarely with 14 s^gpents. 



c\ Thorax and abdomen plainly covered with scales; antennae with 

 10 to 12 segments, 

 tf. All the claws toothed; ovipositor long. 



e'. Twelve subglobular antennal segments. Sphserolauthia Kieff. 

 e". Ten to 12 subcylindrical antennal segments; ovipositor greatly 



produced Ledomyia Kieff. 



d'. Claws of the anterior legs toothed, those of the mid and posterior 

 legs simple, fifth vein simple, ovipositor short. 



Brachyneurella Kieff. 

 c^ Thorax and abdomen not plainly covered with scales. 



d}. Third vein uniting with costa near the apex of the wing. 



e\ Antennae with 13 or 14 segments; terminal clasp segment of 

 the male short, swollen ; ovipositor subglobose, spined apically. 



Cystiphora Kieff. 



e-. Antennae with 13 or 14 segments; claws as long as the pulvilli; 



terminal clasp segment large Geocrypta Kieff. 



