476 On new Lepithpteru /ro;n Siain and Africa. 



llab. Toungoo, Burmali (type) ; Shan States ; Tenasseritn 

 Valley;" Perak; (2 c? (? , 6 ? ? in Tring Museum). 



{Til. aliris inteniiedia, dowiey, has wider oblique light 

 bands on the fore wing in the ? , and very conspicuous 

 cellular androconial tufts in the (^ ; it occurs in Toungoo, 

 Bur mail, alongside of Th. latltyi ampli/ascia.) 



Heterocera. 



Lymantriidae. 



Ogoa oberthueri, Rothsch., sp. n. 



<J . This is undoubtedly a giant, as the largest species 

 described up to now only expands 72 nun. 



Antennte heavily pectinated, shaft black-brown, pectina- 

 tions deep black ; head, thorax, and first two segments of 

 abdomen dirty cream-white, rest of abdomen cinnamon-butF. 



Fore and hind wings, above and below, semivitreous 

 huffish cinnamon, outer half feebly powdered with sooty 

 scales ; on fore wing an angled median band and on hind 

 wing a postmedian convex band of more densely placed 

 sooty scales, some 4 millimetres wide. 



Length of fore wing 62'5 mm., expanse 135 mm. 



I/ab. Grande Coniore (named in honour of Mr. Charles 

 Obcrthiir, who did so much for the exploration of the 

 Comoro Islands). 



Offoa neavei, sp. n. 



(J . Legs black ; antennae deep black ; head and thorax 

 deep orange ; abdomen black, three basal and the anal segment 

 orange. 



Fore wing dark smoky grey ; median and outer quarter of 

 costal area orange, intranervular spaces in basal two- fifths 

 suffused with orange, in the outer three-fifths the intra- 

 nervular spaces are only somewhat washed with orange, 

 more strongly towards termen ; an oval, ill-defined, dull 

 orange patch below median vein between veins 2 and 3. 

 Hind wings orange, a sooty-black patch on upper discocellular 

 veinlet, vein in cell sooty black, a submarginal sooty-black 

 sinuate band beyond which the nervures to termen are also 

 black, and the interspaces sprinkled with black scales. 



Several other J ^ show a second oval patch between 

 veins 3 and 4. ? similar, but paler and duller. 



Length of fore wing 44 mm., expanse 95 mm. 



Hub. Mt. Mlanje, Nyassaland, Dec. 1913 {A. S. Neave 

 coll.; Brit. Mus.). 



