45 



(•'>) T'. Ishidae sp. n. ( ? ). 



Dark fuscous brown; legs, labium (except tip) and antennae yel- 

 lowish, hind femora fuscous, a white, waxy secretion over head, 

 thorax and tegmina. Tegmina dark brown with brown veins, a yellow 

 patch along costa from base of radia to end of costal cell; wings 

 fuscous, veins dark. 



Last ventral abdominal plate large, swollen across the middle, the 

 posterior process in side view at right angles to the swollen median 

 portion; posterior edge produced into a flat, subangular, process with 

 rounded apex, its length slightly less than its width at base; anal 

 segment small, slightly longer than wide, subquadrate, apex truncate. 



Length 2.5 mm. ; tegmen 4.5 mm. 



Hab. Daimokko, Formosa, on sugar eane (M. Isliida). 



(4) v. makii sp. n. ( <5 ). 



Light reddish brown; legs and ventral surface yellowish, dorsal 

 surface, especially of abdomen, fuscous, a round black spot on pleura, 

 keels of face and vertex slightly fuscous; tegmina very light brown, 

 veins slightly darker; wings light fuscous, veins darker. 



Ventral edge of pygophor truncate or very slightly rounded, lateral 

 edges roundly produced; length of anal segment slightly more than 

 twice the breadth, subparallel-sided, apex truncate, anus a little be- 

 fore middle, lateral edges produced into a fine, downward-pointing 

 spine about middle; styles reaching to end of anal segment, edges 

 even, subparallel, slightly curved upward, apex pointed and turned 

 inward, a rounded process on inner side near base. 



Length 3. mm. ; tegmen 5. mm. 

 Ilab. ITorisha, May (M. Maki). 



(5) T'. ol-adae sp. n. { $ ? ). 



^ , stramineous to light brown; darker down each side of scu- 

 tellum, a round black spot on pleura; abdomen fuscous, especially 

 the male. Tegmina fuscous brown with lighter hyaline spot on costa 

 at end of costal cell; wings fuscous, veins dark. 



Ventral edge of pygophor truncate, lateral edges angularly pro- 

 duced, each side of anal segment; anal segment large, length three 

 times the breadth, anus slightly before middle, sides subparallel, apex 

 drawn to a small point; styles large, reaching beyond anal segment, 

 widest about middle, upper edge nearly straight, lower edge curved 

 outward about middle, apex slightly emarginate, two small protuber- 

 ances on inner surface near base and a small curved spine near 

 them. The shape of these styles is very near to T. hiiaUna, but the 



