MICROLEPIDOPTERA OF PHILIPPINE ISLANDS 223 



Male genitalia: Tegumen slender. Uncus recurved, very long, 

 lobes veiy slender, beset with bifid bristles. Gnathos lobes short. 

 Subscaphium slender and long. Saccus moderate, top truncate. 

 Anellus boat-shaped, sclerotized along edges, top obtusely pointed. 

 Valva oblong-semioval, acutely pointed, costa gradually curved; 

 valva covered with bifid bristles, except basal half of sacculus; these 

 bristles becoming very dense towards base. Process of sacculus 

 rather large, at 1/3, densely spined. Aedeagus long and slender, top 

 denticulate. 



Material examined: Luzon, Sorsogon, 1 cf, genit. slide 5300, 

 holotype (USNM). 



Synanthedon sphenodes, new species 



Figures 350, 704-705 



Male, 15 mm. Head with face snow white, a dense flat tuft on 

 vertex shining metallic blue green, projecting between antennae 

 over face. Antenna black, yellowish below (flagellum broken). 

 Palpus slender, rather long, obliquely ascending and little curved, 

 terminal segment long, obtusely pointed; pale yellow, laterally suf- 

 fused with light purplish. Thorax piu-plish, patagia bright coppery 

 bronze, plem-a pale yellow, pecten and coxae mixed with dark grey. 

 Legs bright shining pm-ple, mixed with yellow; anterior coxa yellow, 

 internal edge dark grey, anterior tibia suffused with yellow except 

 a subapical piu^ple ring; median and posterior coxae dark grey, femora 

 dark piu"ple; median tibia yellow with a piu-ple apical thu-d and 

 piu-ple- suffused knee; posterior tibia with narrow median and apical 

 whorls of yellow bristly scales: spurs yellowish internally. Abdomen 

 purple, dorsum with a strong indigo-blue shine, sternites 1-3 pale 

 yellow, segments 3 and 5 with narrow posterior lines, sternites of 

 other segments with golden-yellow posterior bands; valvae whitish; 

 anal lateral tufts very large, flat, black. 



Forewing narrow, costa before apex obliquely rounded. Dark 

 purple. A triangular piu"ple spot on extreme base; costa with a 

 streak as far as cell and vein 9; posterior half of terminal area pale 

 ochreous, more or less densely strewn with deep pm'ple, less densely 

 between veins 5-7; a narrow band along dorsum; a line along lower 

 edge of cell; terminal veins blackish purple; a rather broad, slightly 

 inwards-oblique and gently narrowed black-purple band along dis- 

 coidal vein. Remaining parts of wing colorless hyaline, being the 

 cell, a narrow subbasal area, and five slender cells beyond discoidal 

 vein, viz., below stalk of veins 7 + 8, 6, 5, and 4, respectively; upper 

 of these cells longer, top slender and rounded, three following cells 

 equal, tops obtuse, lower cell broadest, shorter, and truncate. Under- 



