( ^'^'-i ) 



Underside dull grey, with three jiale liaiids from costii, one just before middle 

 widening below median vein, corresponding to the onter half of the i)ale area above, 

 a second from two-thirds running towards anal angle, and a third along hiudmargiu ; 

 hiudwing with a curved pale postmediau band following a dark grey baud ; the 

 lower half of I'ell and area between veins 2 and 3 at liase also jialer. 



Head, thorax, and abdomen jiale smoky grey, shoulders and ])atagia somewhat 

 darker ; autennae dark grey. 



Expanse of wings : 34 mm. 



1 c? from Castro, Parana (E. D. Jones). 



This seems to be the Brazilian form of the species from Peru which I have 

 called trisecta. 



10s. Penthophlebia fuscicosta spec. nov. 



Forewimj : pure white, the costa smoky grey from base to apex. 



Hindwing : white. 



Underside like upper. 



Abdomen white ; face, shoulders, and patagia pale yellow; antennae fuscous. 



Expanse of wings : 46 mm. 



2 SS from Cananche, Cundinamarca, Colombia, August iyij3 (de Jlathan). 



Ini). Penthophlebia posticaria spec. nov. 



Foreivin;/ : silky white, the costal edge grey throughout; fringe white, with 

 the extreme tips grey : veins all white except the submedian, which is linearly 

 black, and sometimes the basal half of subcostal. 



llindiciny : white ; the submediau vein black us in forewing. 



Underside white throughout, except costal edge of forewing. 



Thorax and abdomen white ; head, paljii, and shoulders pale yellowish ; legs 

 white, externally fuscous. 



Expanse of wings : 4^ mm. 



2 (?cJ from Sara Province, De])artment .Santa Cruz dc la Sierra, February — June 

 19U4 (Steiubach). 



llM. Penthophlebia subapicata spec. nov. 



Forewing : white, with a faint grey flush ; the veins dark grey ; costal edge 

 and fringe dark grey throughout ; costal and apical areas pale grey. 



Hindwing : with the veins and friuge grey. 



Underside of forewing with a grey shade across apex to vein 4 ; the costal edge 

 and veins towards margins of both wings dark ; fringes dark grey. 



Head, thorax, and abdomen white, the head and shoulders faintly yellowish ; 

 antennae black, tlie shaft as well as the jiecMnations ; legs with the tarsi and 

 tibiae blackish. 



Expanse of wings ; 38 mm. 



1 cJ from Chanchamayo, Peru (Scluinke). 



The hindmargin ot both wings is faintly elbowed at vein 4. 



111. Perigramma repetita s])ec. nov. 



Forewing : white ; I'osta and hiudmargiu greyish slate-colour ; the costal 

 streak linear at base and gradually swelling, the hindmarginal border broader at 



