( 249 ) 



vein G, marked by black clashes on veins ; the whole wing crossed by wavy grey 

 lines ; bands preceding and following fascia paler with a grey centre ; submarginal 

 line wavy, pale grey ; marginal line finely dark, interrupted at the veins; fringe 

 mottled light and dark grey. 



Hindming : grey, with the markings repeated, bnt all very indistinct, except 

 along inner margin, where the darker shades are dull red-brown, with one more 

 conspicuous spot at anal angle. 



Underside grey, with black cell-spots and very indistinct markings. 



Head, collar, shoulders, base of patagia, centre of thorax, and the whole of 

 dorsum red-brown ; patagia and underside of abdomen grey ; palpi dark brown. 



Expanse of wings : 20 mm. 



2 3<5 from Tingnri, Carabaya, Peru, 3400 ft., August 1004, dry season 

 (Ockenden). 



In some respects like T. panda Druce from Central America, but much 

 smaller. 



155. Tephroclystia arenaria spec. nov. 



Foreioing : glossy pale sandy, the gronnd really being cream-colour, which is 

 only faintly visible across wing beyond the different cross-lines, which themselves 

 are only traceable in certain lights ; the lines forming the inner and outer edges of 

 central fascia at one-third aud three-fourths can be generally seen, especially the 

 outer, which is more conspicuously followed by a pale line ; beyond this a broader 

 praesubmarginal band of sandy tint rises from a dark costal shade, the snbmarginal 

 line itself being represented by a series of large cream-coloured spots between 

 veins ; an interrupted dark marginal line ; fringe glossy, pale ochreous and white. 



Hi mt 'icing : cream-coloured, with commencements of lines along inner margin 

 and the outer lines complete but fine. 



Underside of forewiug shining pale grey, the spots of snbmarginal line showing 

 plain ; hindwiug cream-colour, with the marginal line only. 



Head, thorax, and abdomen like wings. 



Expanse of wings : IT mm. 



1 S from Oconeque, Carabaya, Pern, 7000 ft., July 1904, dry season (Ockenden). 



Nearest to T. subalba Warr. from Mexico ; it might easily be mistaken for a 

 Sterrhid. 



150. Tephroclystia atricoUaris spec. nov. 



Foirwing : luteous grey ; the costa marked by thick dark grey outwardly 

 oblique lines alternating with the paler intervals ; below the subcostal the lines 

 are all oblique, tinged with rufous, and masked ou veins by dark dashes ; a 

 rufous streak from cell to outer margin between veins 5 and 6 ; cell-spot black 

 and large, the cell itself with dark grey scales ; submarginal line marked by white 

 spots preceded and followed by black spots, that on snbmedian fold larger ; a fine 

 dark marginal line ; fringe very pale grey, with large distinct brownish mottlings 

 beyond the veins. The whole wing has a powdery look. 



Hindwing : pale grey, darker towards outer margin : inner margin below 

 median vein and vein 2 with thick brownish grey lines and a dark triangular 

 mark at base ; marginal line thick, blackish, interrupted at veins ; fringe as in 

 forewine. 



Underside of forewing dark grey, of hindwing shining white; (brewing with 



