Ihteroccra from Costa Rica, 575 



Nystalea striata^ s[). n. 



Pal|)i l)ulT, fitreaked ■with dark reddish brown. ITead and 

 lliorax rcddi.-^li brown, shaded with buff anteriorly. Abdomen 

 above dull dark brown ; an ochrcou.s shade subdorsal ly at 

 base and a subdorsal pale line. Fore wings daik violaceous 

 brown, somewhat silky and thinly irroratod with lilacine 

 scales ; the inner margin narrowly light rcddisli brown ; 

 duller brown streaks between the veins ; darker transverse 

 lines in sets of three, wavy ; the basal lines only on costa, the 

 antemedial on costal margin and between vein 2 and sub- 

 median, the postmedial on costal margin and between vein o 

 and snbincdian, though otherwise faintly visible ; a faint 

 irregular brown sj)ot at end of cell; a long spot on costa at 

 apex above vein 7, light brown streaked with reddish, and 

 with buff along 7 ; small, marginal, paired, dark brown f<pots 

 between veins. Hind wings fuscous, somewhat whitish at 

 base. 



Expanse, ^ 58, ? 5Q mm. 



JJai. Juan Vinas, Port Limon. 



Nystalea discalU^ sp. n. 



S- Head and collar rufous, with paler lines and darker 

 patches on collar. Thorax similar, the patagise grey irrorated 

 with bwwn. Abdomen dull brown ; buff lateral patches at 

 base ; anal segment rufous. Fore wings light grey ; the 

 inner margin shaded with brownish grey ; the veins spotted 

 with black, except on medial sjjace and towards apex ; a 

 faint basal and tinee fine subbasal lines ; three antemedial 

 lines, most heavily maiked above and below cell, and shaded 

 with rufous brown ; at end of cell an almost triangular black 

 line, with a short black line j)rojecting towards base ; a faint 

 po.-«tmedial grey line, followed by tiiree rows of grey trans- 

 verse streaks between the veins, heaviest between veins 2 

 and 4 ; a subterminal rufous-brown shade from vein 7 to 

 inner margin ; marginal black spots preceded by smaller 

 paired spots between the veins ; fringe grey, with brown 

 spots between veins. Hind wings fuscous, ihe base and 

 discal area somew hat whitith ; the veins dark ; the fringe 

 pale buff. Underneath : the fore wings are brown, shaded 

 with reddish subterminally ; a buff streak below costa; the 

 outer margin greyish, with the veins buff. The hind wings 

 whitish ; the veins and outer margin luscous ; the costal 

 margin broadly rufous brown ; buff terminal shades, especially 

 at apex. 



