from China, Japan, and Corea. 325 



Biston suppressaria. 



Amphidasys suppressaria, Guen. Phal. i. p. 210 (1857). 



Buzura multipunctaria, Walk. Cat. Leg. Het. xxvi. p. 1531 (1862). 



Buzura strigaria, Moore. Lep. Ceyl. iii. pi. clxxxviii. fiefs. 1, 1 a, b. c 



(larva) (1887). _ 

 Biston suppressaria, Hampson, Fauna Brit. Ind., Moths, iii. p. 247 



(1895). 



Two male specimens and one female from Omei-shan, and 

 one female from Wa-shan : June. 



The female example from Omei-shan is more heavily pow- 

 dered with black than the other specimens, and consequently 

 looks much darker. 



There is a specimen from Japan in the National Collection 

 at South Kensington. 



Distribution. Ka"ngra ; Sikhim ; Assam ; Calcutta ; 

 Ceylon; Japan (Hampson)] Western China. 



Biston thibetaria. 

 Amphidasys thibetaria, Oberth. Etud. d'Entom. xi. p. 32, pi. v. fig. 30 



(1886). 



Specimens have been received from Chang-yang, Ichang, 

 Ta-chien-lu, Ni-tou, and Chia-ting-fu : June and July. 

 Oberthiir's type was taken by M. Biet at Clipa. 

 Distribution. Central and Western China. 



Genus MEGABISTON. 



(Warren, Novit. Zool. i. p. 429 (1894).) 

 Megabiston plumosaria. 



Biston plumosaria, Leech, Eiitom., Suppl. p. 43 (May 1891). 

 Megabiston plumosaria, Warren, Novit. Zool. i. p. 429 (1894). 



There was a fine series from Yokohama in Fryer's col- 

 lection. 



Hab. Japan. 



Genus MEGAMETOPON. 



(Alphe"raky, Rom. sur Lep. vi. p. 58 (1892).) 



Megametopon piperatum. 

 Megame.topon piperatum, Alph. Rom. sur Lep. vi. p. 58, pi. iii. fig. 3, rf 



(1892). 



Alpheraky records this species from Tchin-Tassy, iu the 

 Province of Kan-sou : July. 



Genus ELPHOS. 

 (Guen. Phal. i. p. 285 (1857).) 



Elphos insueta. 

 Elphos insueta, Butl. 111. Typ. Lep. Het. ii. p. 48, pi. xxxvi. fig. 2 



a878). 



