( 451 ) 



113. Tephroclystia truncatipennis sj). ikiv. 



Forewinyx : gre}', with darker suffusion, the veins iu jilaces marked with 

 blackish ; central fascia formed of two grey bands, marked with black dashes on the 

 veins and containing a black cell-spot ; a paler grey fascia on each side of it, 

 traversed by a grey line ; basal area edged by a grey band, with a grey line inside 

 it ; submargiual line fine, pale, wavy ; preceded and followed by darker grey shades, 

 the inner one forming a series of dark lunules ; a row of small dark marginal spots, 

 with dark dashes from them to the snbmarginal line ; fringe chequered light and 

 dark grey. 



Hinchrings : nearly the same, but the central band less distinct. 



Underside glossy, cinereous fuscous, with the cell-spot and all the bands 

 marked dark on costal half of wings. Head, thorax, and abdomen grey ; abdomen 

 with a black ring at base. 



Expanse of wings : 20 mm. 



Two ? ? from Castro, Parana, and Petropolis. 



Distinguished by the truncation of the anal angle of hindwings, the inner margin 

 being short. 



Subfamily HYDRIOMENINAE. 

 Amygdalopteryx gen. nov. 



Foj-ewings : elongate, the costa slightly shouldered at base, convex before apex ; 

 apex rounded : hindmargin obliquely curved. 



Hinihvinys : elongate, in the ? normal : the apex and hindmargin rounded ; 

 in the <S with the apex and upper jjart of margin rounded ; inner margin very 

 short, hindmargin from anal angle to middle cut off straight, the cell and lower half 

 of wing clothed with thick furry hair above and below. 



Palpi rather long, porrect, the terminal joint decumbent, smooth ; antennae of 

 J subserrate, with pairs of short cilia, in ? simple, filiform ; forehead with a short 

 sharp projection ; hindtibiae of c? with four spurs. 



NeuratioH : forewings, cell half the length of wing ; discocellular augulated, the 

 npper half vertical ; first median at five-sixths, second and third from end of cell; 

 radials normal ; 7, 8, '.), stalked from end of cell ; lu anastomosing with 11, and 

 then with 7, 8, 'J, forming a double areole ; 11 from near end of areole; 7 from the 

 end ; 8, 9, lU, stalked from the end. 



Type : Amiiydalopteryx duXcife rata Wlk. {Larentia). 



114. Camptogramma erebata sp. uov. 



Foreiciii(/s : deep purjilish grey, the lines olilique and waved, blackish ; first 

 from one-third of inner margin, wavy, acutely angled on the subcostal and retracted 

 to costa ; second from just before apex to three-fourths of inner margin, waved, and 

 forming a more conspicuous sinus beyond cell, preceded by a broad purplish black 

 shade ; fringe coucolorous, with small black dots at the ends of the veins between 

 the crenulations ; a black cell-spot. 



fJiniiwinys : similar, but without first line and cell-spot : the outer fascia paler. 



Underside wholly deep purplish grey. Head, thorax, and base of abdomen dark 

 grey: abdomen paler grey. Abdomen and hindwings of the J paler. 



Exi)unse of wings : 26 — 30 mm. 



One S and several S ? from Sao Paulo ; also from Castro, Parana. 



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