520 Mr. J. H. Leech on 



received one from Ta-chien-lu. These agree well with 

 the specimens in my series from the north-west Himalayas. 

 Distribution. NoiRTHEHN China ; North-West Hima- 

 layas ; SiKHiM ; Assam ; Ckylon {Hampson) ; Western 

 China; Japan. 



^\M&im\y STWTOPTEUIN^E. 

 Genus Risoba. 

 Moore, Proc. Zool. Soc. Lond., 1881, p. 328. 



1171. Bisoha ohdruda. 



Bisoba obstruda, Moore, Proc. Zool. Soc. Lond., 1881, 

 p. 328 ; Lep. Ceyl., iii, p. 2, pi. cxhv, figs. 2, 2a, 2b 

 (1884); Hampson, Fauna Brit. Ind., Moths, ii, p. 398 

 (1894). 



Bisoba vialis, Moore, Lep. Atk., p. 91, pi. iv. fig. 1 (1882). 



Bisoba promincns, Moore, Proc. Zool. Soc. Lond., 1881, 

 p. 329. 



There was one specimen from Loochoo, in Pryer's 

 collection ; I received one example from Chang-yang, 

 taken in June. 



Distribution. Throughout Peninsular India, Ceylon, 

 and Burma; Malacca; Java {Hanrpson); Northern 

 and Ckntral China; Loochoo. 



1172. Bisoba trimaculata. 



Thyatira trimaculata,, Brem., Lep. Ost.-Sib., p. 47, pi. v, 



fig. 5 (1864). 

 Thyatira trimaculata, var. chincnsis. Leech, Eutom., xxiii, 



p. 113 (1890). 

 Thyatira trimaculata, var. cUboviaculata, Jjeech, I.e., p. 114. 



I have examples of the chinensis form from Ichang, 

 Chang-yang, Wa-ssu-kow, and the province of Kwei-chow ; 

 these were taken in June, July, and August. I have not 

 received any other specimens of the white-spotted form, 

 albomaculata, the type of which was obtained at Ichang 

 in August. There is one example of the typical form 

 from Shanghai in the National Collection at South 

 Kensington ; I have two specimens of typical trimaculata, 

 one from Kiukiang and the other from Moupin. 



Distrihtdion. Amurland; Corea; Central, Eastern, 

 and Western China. 



