TKICHOEIDIA. 403 



Ab. 1. Fore wing with hardly any silvery purple irroratiou on 

 basal and postmedial areas. 



Ab. 2. Head and thorax ochreous tinged with rufous ; fore wing 

 with the orbicular and reniform and the area beyond the postmedial 

 line ochreous tinged with rufous. 



Hah. SiKHiM Tibet, Yatong (Bohson), 4 5 ; Sikhi^i (MoUer, 

 Elives), 5 $ ; Bhutan {Dudgeon), 1 $ . Exp. 36-40 millim. 



2591. Trichoridia hampsoni. (Plate CV. fig. 21.) 

 Enrols hampsoni, Leecli, Trans. Ent. Soc. 1900, p. 93. 



Head and thorax deep red-brown mixed with a few white hairs ; 

 antennse ochreous ; tarsi with slight ochreous rings ; abdomen 

 ochreous suffused with red-brown. Fore wing reddish brown, the 

 medial area suffused with black-brown except towards costa, the 

 basal, postmedial, terminal and costal areas and veins irrorated 

 with blue-white scales ; subbasal line black defined by rufous on 

 outer side, from costa to submedian fold, with a slight dark streak 

 beyond its lower extremity ; antemedial line blackish defined by 

 rufous on inner side, oblique from costa to above inner margin, to 

 which it is strongly retracted, the inner margin beyond it ochreous 

 suffused with orange-red ; orbicular with pale brown centre irro- 

 rated with blue-white scales and slight rufous annulus defined b}' 

 black ; reniform with rufous and brown centre slightly irrorated 

 with bluish-white and rufous annulus defined by black, a rather 

 narrow lunule with its extremities produced, angled inwards on 

 median nervure to the orbicular ; postmedial line black defined by 

 rufous on outer side, bent outwards below costa, then minutely 

 dentate, oblique below vein 4 ; subterminal line indistinctly double, 

 dark brown filled in with rufous, angled inwards below veins 5, 4, 3, 

 where there are black dentate marks beyond it from termen ; a fine 

 lunulate black terminal line ; cilia dark brown with yellowish line 

 at base and slight whitish line near tips. Hind wing ochreous, the 

 terminal half suffused with brown, in female nearly uniformly 

 suffused ; a fine waved dark terminal line ; cilia fulvous-yellow 

 with a few dark scales ; the underside greyish thickly irrorated with 

 brown, a discoidal lunule and diffused curved postmedial line 

 showing through to upperside. 



Hub. W. China, Omei-shan, 1 J , 1 $ , Pu-tsu-Fang, 4 c? , 5 $ , 

 type. Exp. 44 millim. 



2592. Trichoridia dentata. (Plate CV. fig. 22.) 



Folia dmtata. Hmpsn. Moths Ind. ii. p. 233 (1894). 



Head and thorax bright rufous mixed with a few white hairs; abdo- 

 men ochreous suffused with brown, the anal tuft and ventral surface 

 fulvous. Fore wing bright rufous, the basal and postmedial areas 

 suffused with blue-grey ; subbasal line represented by slight brown 

 striae from costa and cell : antemedial line double filled in with 



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