MICROLEPIDOPTERA OF PHILIPPINE ISLANDS 213 



Hindwing whitish, densely clothed with fuscous-bronze scales. 

 CiUa black, towards base of dorsum becoming white. 



Female genitalia: Eighth segment tubular, sclerotized. Ostium 

 strongly modified, forming a dark, sclerotized, projecting cylinder 

 with an obliquely truncate top. Vesiculum seminalis very large, 

 with wall strongly plicate lengthwise. Corpus bursae but little 

 larger than vesiculum; signa absent. 



Material examined: Mindanao, Davao Prov., east slope of Mt. 

 McKinley, IX. 1946, 3000 ft. (CNHM Philippine Exped. 1946-47, 

 H. Hoogstraal), 1 9, holotype, genit. slide 5759. 



Thriambeutis Meyrick, 1910 



Thriambeutis coryphaea Meyrick, 1912 



Figures 313-314, 691 



Thriambeutis coryphaea Meyrick, 1912, Exotic Microlepidoptera, vol, 1, p. 61 

 ( 9 , Mindoro) ; 1913, in Aurivillius, Lepidopterorum Catalogiis, pars 13, p. 19; 

 1914, in Wytsman, Genera Insectorum, fasc. 165, p. 23. — Clarke, 1955, 

 Catalogue . . . Microlepidoptera . . . Meyrick, vol. 1, p. 101. 



Distribution: PhiHppine Is., Mmdoro. 



Material examined: Mindanao, Bukidnon, Mt. Katanglad, 1480 m, 

 27-31. X. 1959, 1 9, Malaise trap (L. Quate & C. Yoshimoto), 1 9, 

 genit. slide 5321 (BMH). 



Differs from the original description in a few minor points. Antenna 

 blackish purple, becoming indigo blue towards apex. Forewing 

 with the posterior third between veins 2-9 rather strongly suffused 

 with indigo black. Hindwing with more than basal 1/2 orange. 

 Otherwise agreeing with the description. Legs (not mentioned there) 

 purple black, outer spurs of posterior tibia dilated, having an oval 

 shape by dense bristly scales. 



A second, smaller and paler specimen is from: Mindanao, Davao 

 Prov., east slope of Mt. McKinley, 3300 ft., 24.IX.1946 (CNHM 

 Philippine Exped. 1946-47, H. Hoogstraal), 1 9, genit. slide 5745. 



Aeoloscelis Meyrick, 1897 



Aeoloscelis perigrapha, new species 



Figures 307-308, 690 



Female, 10 mm. Head broad, rounded, polished, fuscous, orbits 

 and collar yeUow. Antenna dark fuscous, flattened posteriorly 

 (labial palpi broken). Thorax dark fuscous purple anteriorly, a 

 slender white median streak, before this thorax yellowish edged with 

 white, a smaU dark fuscous spot on each side; tegulae dark, tipped 

 with white. Abdomen blackish fuscous, anal tuft mixed with pale 



