360 GEOMETRIC. 



b. (Eustroma). Fore wing of male luitli a fringe of loncj hair on 

 medial part of vein 1 on underside. 



3663. Cidaria porphyriata, Moore, Lep. Atk. p. 276 ; C.$S. no. 3881. 

 Cidaria multistriata, Butl. Ill Het. vii, p. 119, pi. 137, fig. 21. 



Head, thorax, and abdomen rufous and grey. Fore wing bright 

 rufous, with numerous prominent white lines ; four sinuous 

 outwardly-oblique lines on basal area ; a double broader ante- 

 medial line angled on median nervure; two indistinct double 

 lines on medial area, the outer highly angled at lower angle of 

 cell; a dark striga on discocellulars ; a double postmedial line 

 oblique from costa to vein 4, where it is joined by the subinarginal 

 line, and thence very highly crenulate to inner margin. Hind 

 wing whitish, with some dark marks and traces of a pale waved 

 submarginal line on anal area. 



Nab. N.W. Himalayas ; Sikhim. Exp. 26-30 millim. 



3664. Cidaria inextricata, Wlk. Cat. xxxv, p. 1691 ; C. $ S. no. 3854. 

 Cidaria zerosa, Butl. A. M. N. H. (5) i, p. 451. 



Head, thorax, and abdomen pale ochreous, with slight black 

 markings. Pore wing black-brown ; the veins ochreous ; an ob- 

 lique sinuous subbasal ochreous line; an antemedial ochreous 

 band composed of two lines filled in with ochreous except at costa, 

 very highly dentate on vein 2, where it joins the markings of 

 outer area ; a fine line beyond it ; the medial area with a fine 

 ochreous line enclosing a patch from costa to vein 2, and a figure- 

 of-8-shaped mark above inner margin ; the markings of outer 

 area consist of two lines from the costa joined at vein 5 by 

 a crenulate submarginal line and oblique streak from apex, 

 then becoming a highly crenulate band, with its inner part dark 

 ochreous. Hind wing pale ochreous, with two postmedial waved 

 lines and marginal fuscous band. Underside ochreous, with post- 

 medial dentate line. 



Hab. Japan ; Sikhim. Exp. 36 millim. 



3665. Cidaria aurigena, Butl. A. M. N. H. (5) vi, p. 230; id. Itt. 



Het. vi, pi. 120, tig. 10 ; C. $ S. no. 3845. 



Differs from inextricata in the stripes on thorax and markings of 

 fore wing being bright brassy yellow. Fore wing with the base 

 brassy yellow ; the antemedial baud broader, with brassy suffusion 

 on it, before it, and beyond it, not so highly angled on vein 2, nor 

 joined to the markings of outer area except by brassy suffusion ; 

 the postmedial band broader, joined to the medial patch by brassy 

 suffusion, its inner edge not crenulate ; brassy suffusion on the 

 outer area from vein 4 to outer angle. Hind wing dark fuscous. 

 Underside of fore wing with the disk fuscous. 



ll<il>. Dalhousie ; Sikhim ; Khasis. Exp. 30 millim. 



3666. Cidaria chalcoptera, n. sp. 



$ . Differs from aurigena in the ground-colour being chestnut ; 



