of Lepidoptera Heterocera from Japan. 237 
Genus SINNA. 
Walker, Cat. Lep. Het., xxxii, p. 641 (1865); Hampson, 
Fauna Brit. India, Moths, 1, p. 128 (1894). 
100. 
Sinna extrema ab, wnicolor, ab. nov. (Plate XXXI, 
fig. 25.) 
Detopeia extrema, Walk., Cat. Lep. Het., 1, p. 573 (1874). 
Sinna extrema, Leech, Trans. Ent. Soc. Lond., 1899, p. 202. 
ab. wnicolor. Uniform creamy white without markings ; hind- 
wings shining, with a faint pinkish tinge. 
One example of wricolor from Ishidzuchi-San, Iyo, July, 
1896 
Local distribution. SHIKOKU. 
Halitat. JAPAN. 
Collection number, 1394. 
Genus SIGLOPHORA. 
Butler, Proc. Zool. Soc. Lond., 1892, p. 123; Hampson, 
Fauna Brit. India, Moths, 11, p. 185 (1894). 
101. 
Siglophora ferreolutea. 
Siglophora ferreolutea, Hampson, Trans. Ent. Soc. Lond., 
1895, p. 206. 
Siglophora (2) ferruginea, Leech, Trans. Ent. Soc. Lond., 
1899, p. 206. 
This species was re-described by Leech from Japan, 
under the name of ferruginea. Two males and one female 
taken at lida-San, Higo, in May, 1899, and at Omine-San and 
Yoshino, Yamato, in August and September, 1894 and 1900. 
Local distribution. Kytsut'; Honpo. 
General distribution. SIKHIM; JAPAN. 
Collection number, 332. 
Genus RISOBA. 
Moore, Proc. Zool. Soc. Lond., 1881, p. 328; Hampson, 
Fauna Brit. India, Moths, ii, p. 398 (1894). 
TRANS. ENT. SOC. LOND. 1911.—PART II. (OCT.) R 
