( 562 ) 



152, Semiothisa formosa spec, no v. 



Forrwing : pearly grej-, spriukled with dark brown atoms ; the lines dark 

 brown, fine, starting from ontwardly obliqne costal streaks ; first from oue-fifth 

 of costa to one-fourth of inner margin, bent in cell ; second near the middle, 

 undefined, waved, and approaching first line ; outer line concise, lunulate-dentate, 

 the teeth dark-marked on veins, followed by an undefined, thick flexuous line, 

 beyond which the marginal area is rather bright ruf)us, except the apical area 

 above vein 6 ; beyond the thick flexuons lino is a darker shade, well defined 

 above vein 6, and also marked below vein 4 ; fringe rnfous, with a pale shining 

 basal line ; cell-spot linear, dark brown. 



Ilinihvhicj : with ill-defined median shade, ronnd black cell-spot, and Inniilate- 

 dentate outer line ; marginal area lilac-grey, with two darker cloudy shades ; 

 an interrupted dark marginal line. 



Underside white, brown-speckled, the veins and costa of forewing rufous ; 

 all the lines brown ; apical area of forewing white, brown-speckled ; the two 

 submarginal shades of hindwiug dark brown, the outer one thick and dentate. 



Head, thorax, and abdomen white, speckled with brown ; legs rnfous. 



Expanse of wings : 32 mm. 



1 $ from Santo Domingo, Carabaya, S.E. Peru, 6000 ft., April 10u2, end of 

 wet season (Ockenden). 



Hindmargin of forewing excised between 4 and 7, the apex depressed and 

 rounded ; hindwings angled at middle ; forewings of $ without fovea ; antennae 

 of S ciliated. 



153. Tephrina disparata spec. nov. 



S. Foretving : bluish grey, with brownish speckling; some short dark striae 

 along costa ; crossed by four reddish brown lines ; the first, well curved, at 

 one-fourth, fine; the second, median, at two-fifths, sinuous, more diffuse and 

 obscure, touchiug a dark linear cell-mark ; outer line fine, sinuous parallel to 

 median, at two-thirds, double in its lower course; submarginal line slightly 

 waved, starting from a large brown costal spot, sinuous like the two preceding, 

 followed by a pale space ; the marginal area beyond darker, greyish brown ; 

 .some small dark marginal spots ; fringe grey-brown. 



lliiidioing: greyish white, with a slight brownish tinge, and freckled with 

 brown towards hindmargin, with faint traces of outer lines. 



Underside tinged and freckled with greyish brown, with cell-spots and 

 marginal dots ; costa of forewing 3-ellowish, with dark brown marks ; fringe 

 of forewing dark brown. 



Head, thorax, and abdomen pale grey. 



?. Smaller and darker; all the lines thicker, dark brown aud tawny; the 

 double outer line and the brown shade following it forming a prominent band. 



Expanse of wings : c?, 32 mm. ; ? , 26 — 30 mm. 



1 <?, 2 ? ? from South Park, Colorado, August I'JUl (Oslar). 



154. Tephrinopsis fragilis spec. nov. 



Forewing : pale grey, densely dusted with darker, crossed by three straight 

 and oblique lines, generally marked with fine black dashes on the veins, the 

 first and second near together before the middle, both slightly bent below costa, 



