PTEROCY'CLOPHORA. — riilOXOPXERA. 471 



the terminal area greyish suffused and irrorated with dark broAvn ; 

 a slight red-brown mark above base of vein 1 and two subbasal 

 striae on inner margin ; traces of an oblique sinuous red-browii 

 antomedial line; a faint yellowish discoidal spot, constricted at 

 middle ; traces of a red-brown postmedial line, oblique from costa 

 to vein 4, then bent inwards to lower angle of cell and again 

 excurved and with curved series of minute red-brown spots beyond 

 it between veins 6 and 3 ; subterminal line double filled in with 

 whitish from vein 7 to inner margin, the inner line red-brown, the 

 outer dark brown and bent outwards towards apex above vein 7 ; a 

 series of white strise before termen from vein 8 to submedian ibid 

 slightly defined by blackish ; a fine whitish line at base of cilia. 

 Hind wing yellow; a large apical fuscous brown patch, the 

 postmedial area and inner area to before middle irrorated with red- 

 brown and tinged with rufous before subterminal line, the terminal 

 area greyish suffused and irrorated with dark brown ; a diffused 

 brown medial line from vein 6 to inner margin, interrupted at 

 submedian fold ; a curved postmedial line from discal fold to inner 

 margin ; a double subterminal line filled in with some blue-white 

 scales towards tornua, the inner line red-brown below vein 5 ; a 

 line white line before termen, slightly defined by blackish and 

 waved below vein 4 ; a fine white line at base of cilia. Underside 

 of both wings ochreous white irrorated with black-brown except ou 

 inner half of fore wing to the postmedial line ; fore wing with 

 oblique medial brown band and erect postmedial band from 

 subcostal uervure and vein 6 to submedian fold, an oblique 

 subterminal line, indistinct on costal half, and a series of points 

 before termen from apex to above vein 4 ; hind wing with 

 antemedial brown striga from costa and waved medial and 

 postmedial lines from vein 6 to vein 1, a subterminal line between 

 veins 2 and 1, and a series of black points before termen. 



Huh. Ckylon, Udagama (Green), 1 $ type. E.rp. 60 miUim. 



Genus PRIONOPTERA. 



Type. 



P'rionoptera, Ilerr.-Schaff. Aiissereur. Schmett. p. 69 (1850) ^erra. 



Proboscis fully developecl ; palpi obliquely upturnecl, the 2nd joint reaching 

 to vertex of head and broadly scaled, the 3rd long and thickly scaled ; Irons 

 smooth ; eyes large, rouucl ; antennis of male bipectinate with long branches, 

 the apex with cilia and bristles, the basal joint with tufi oP scales ; thorax 

 clothed almost entirely with scales, with large ridge-like dorsal crest and 

 shorter spreading metathoracic crest ; fore and mid tibiae moderately fringed 

 with hair, the tibise smoothly scaled, all the tibite spined ; abdomen with 

 dorsal crests on two basal segments only. Fore wing with the costa highly 

 arched, the apex acute, the termen and cilia strongly crenulate, the termen 

 rather oblique below vein 4 ; veins 3 and 5 from near angle of cell ; 6 from 

 upper angle ; 9 from 10 anastomosing with 8 to form the areole ; II from 

 cell. Hind wing with the cell about hailf the length of wing ; vein 3 from well 

 before angle ; 5 fully developed from just above angle; 6, 7 from upper angle ; 

 8 anastomosing with the cell near base only. 



