218 PROC. ENT. SOC. WASH., VOL. 24, NO. 9, DEC., 1922 



the patagia buffy brown and fuscous. Abdomen above hair brown, underneath 

 light buff. Fore wings: base whitish irrorated with benzo brown and fuscous; 

 a fine lunular fuscous line inwardly edged with whitish and preceded by a small 

 fuscous black spot in cell, a larger spot below cell, and one on inner margin 

 separated by white lines; outer space benzo brown; a postmedial fuscous black 

 shade from subcostal outangled at vein 4, inbent to vein 2, then less oblique to 

 inner margin; a subterminal white line deeply outcurved, its inner edge crenu- 

 late from below vein 4; terminal black spots on interspaces; cilia tawny at apex, 

 white at base and tips near tornus, divided by a fuscous line. Hind wings white; 

 costal margin broadly, termen narrowly suffused with drab, also veins 2 to 5; 

 cilia at apex tawny. Fore wings below fuscous, the costa and apex tawny. 

 Hind wings below as above, but the costal margin tawny. 

 Expanse, 23 mm. 



Habitat. Cayenne, French Guiana. 

 Type. Cat. No. 25778, U. S. N. M. 



Tancoa quiriguana, new species. 



Male. Palpi tawny olive mixed with cinnamon buff, the third joint tipped 

 with white hairs. Head whitish buff with some rufous hairs. Collar light 

 pinkish cinnamon, also the tips of patagia; thorax behind whitish buff. Abdo- 

 men above whitish buff shaded with cinnamon buff. Fore wings with costa at 

 base and below cell to inner margin, also antemedial line, pinkish buff, the base 

 of cell white; antemedial line very indistinct whitish, vertical, wavy, defined from 

 cell to inner margin by raised fuscous scales, sometimes absent or very faint; 

 wing otherwise to subterminal line fuscous from below subcostal, also the apex; 

 costa grayish with black irrorations, the costal edge cinnamon buff; veins beyond 

 cell to subterminal darker streaked, but only a short streak on vein 2; sub- 

 terminal white, deeply outcurved between veins 6 and 3, preceded between 

 veins 3 and 1 by a diffuse whitish shade with pale olive gray shading on inter; 

 spaces; inner margin on outer half olive gray; an interrupted terminal black line- 

 cilia white with grayish spots. Hind wings semihyaline whitish, the veins 

 brown; costalmargin broadly, termen narrowly suffused with brown; cilia white 

 divided by a dusky line. 



Expanse, 23 mm. 



Habitat. Quirigua, Guatemala; also from Chejel. 



Type Cut. No. 25660, U. S. N. M. 



Nearest Tancoa calitas Druce=Pococera sphaeophora Dyar. 



Tancoa goanta, new species. 



Male. Antennae with thick pectinations becoming serrate at tips, a moderate 

 process from base. Head, collar, and thorax light mouse gray with some slightly 

 darker tinged scales. Abdomen light mouse gray with white segment al lines. 

 Legs white mottled with drab gray, the tarsi with drab rings. Fore wings light' 

 drab from base to near medial line; a velvety black, thick, antemedial line from 

 subcostal to near submedian vein; medial line fine, black, preceded by a narrow 

 white shade, the wing beyond white irrorated with drab; a rine black line on 



