INSECUTOR INSCITI.?^ MENSTRUUS 157 



Streak below vein 3; a subterminal clear white line follows 

 along the outer edge of these shades; between veins 3 and 4 

 there are fewer irrorations ; a marginal black line straight from 

 veins 7-6, then deeply lunular to tornus with black spots at tips 

 of veins; cilia white with brown spots at veins except at veins 

 2-4, where there are paired streaks. Hind wings : base gray- 

 ish brown with whitish streaks in cell and below veins 3 and 2 

 near cell ; inner margin whitish ; termen broadly fuscous, nar- 

 rowing at anal angle where there is a black spot surmounted by 

 a black line ; cilia white. Fore wings below fuscous ; a white 

 line on discocellular ; costa narrowly white towards apex ; 

 termen with white semilunar spots ; cilia white with paired 

 brown streaks at veins. Hind wings below white from cell to 

 inner margin ; costal margin broadly fuscous, the termen more 

 broadly so, but narrowing at anal angle, the inner edge 

 straight ; terminal semilunar spots and cilia white. 



Expanse, 37 mm. 



Habitat. — St. Laurent, Maroni River, French Guiana. 



Type.— Cat. No. 33599, U. S. Nat. Mus. 



Close to Chadisra hymen Dyar. 



Chadisra velha, new species. 



Male. — Palpi fuscous brown behind, the second joint fringed 

 with whitish gray. Frons lilacine brown, the vertex darker 

 crossed by a dark brown line in front. Collar brown edged in 

 front and behind with fuscous brown. Thorax brown, pos- 

 teriorly white, also the patagia and shoulders narrowly with 

 some dark irrorations ; the patagia dorsally finely edged with 

 fuscous brown. Abdomen above white with dark irrorations ; 

 broad fuscous gray transverse bands on four basal segments ; 

 underneath white ; the anal hairs below dark brown with lat- 

 eral paler tufts. Thorax below and tufts on legs lilacine brown, 

 the tarsi fuscous with white rings. Fore wings silvery white 

 thinly irrorated with gray, the inner margin more thickly so ; 

 a basal brown spot on costa limited by a fine black line curved 

 to below cell, interrupted on subcostal ; a large dark purplish 

 antemedial spot on costa to median vein, outwardly edged by a 

 fine black line which is slightly incurved below cell, then wavily 



