Heterocera from China, Japan, and Corca. 145 



101)3. Erastria (?) mandarina, sp. n. 



Closely allied to E. fentoni, Butl. ; colour and marking of primaries 

 very similar but the white line limiting the basal half is inwardly 

 oblique from the costa to below the middle, thence slightly curved 

 to inner margin ; the submarginal line is yellowish and wavy ; there 

 are no white apical spots ; fringes dark grey, rather paler at the tips. 

 Secondaries pale stramineous, slightly suffused with fuscous towards 

 the base ; fringes dark grey tipped with paler, and preceded by a 

 blackish line. Under surface of primaries fuscous on basal half, 

 whitish on outer half, and dusted with fuscous ; a dusky, elbowed, 

 transverse line ; secondaries whitish powdered with fuscous. 



Expanse 30 millim. 



Two examples of each sex from Pu-tsu-fong, taken ia 

 June or July. 



Habitat. Western China. 



Genus Prothymia, 

 Hilbner, Verz. Scliraett., p. 282. 



1094. Prothymia viridaria. 



Phalmna viridaria, Clerck., Icon., pi, ix, fig. 12 (1759). 

 Nodua senea, Hlibn,, Noct., figs. 350, 654. 

 Prothymia viridaria, Leech, Proc. Zool. Soc. Lond., 1889, 

 p. 521. 



There was a specimen, probably from Yokohama, in 

 Pryer's collection which appears to be referable to this 

 species. 



Distribution. Europe. — Japan, 



Genus Hyelopsis. 

 Hampson, Fauna Brit. Tnd., Moths, ii, p. 304 (1894). 



1095. Hyelopsis signifcra. 



Acontia signifcra, Walk., Cat. Lep. Het., xii, p. 793. 

 Aconiia snbjixa. Walk., Cat. Lep. Het., Suppl,, v, p. 1964. 

 Hyelo2')sis signifera, Hampson, Fauna Brit. Ind., Moths, ii, 

 p. 304 (1894). 



Specimens were taken by myself, in Satsuma in May, 

 and at Nagasaki in June, and by my native collector at 

 Gensan in September; those in Pryer's collection were 

 from Yokohama; tbe species has also been recorded from 



TRANS, ENT. SOC, LOND. 1900.— PART I. (APRIL) 10 



