48 PROCEEDING.'^ OF THE NATIONAL MUSEUM. vol.47. 



this space is liberally sprinkled with golden ochreous scales, especially 

 on the two marguis, and with scattered white scales; on the dorsal 

 side this space is continued into a lighter dark gray space on the 

 middle of dorsum; a large quadrangular space on the middle of costa 

 and reaching down to the middle of the cell milky white, with a white 

 ill-defined spur down to basal fourth of dorsum; in tliis white space is 

 a black transverse spot at the end of the cell and an indistinct, black, 

 zigzag hne in the outer part; apical third of the wing blackish brown 

 wdth a diffused line of white across the wing and with a series of white 

 terminal dots; ciHa dark brown. Hindwing blackish brown with 

 white costal area and in the male with a wliite costal hair pencil. 

 Abdomep blackish fuscous with ochreous anal tuft. Legs light gray 

 externally, white on the inner side ; tarsi golden on the underside. 



Alar expanse. — 20-22 mm. 



Habitat. — Trinidad River, Panama, March. Also a specimen from 

 Turrialba, Costa Rica, W. Schaus, collector. 



Tyije-specimen.— Cat. No. 16727, U.S.N.M. 



A very dark species of the Antaeotriclia group, distinguished by the 

 very dark liindwing and the white costal hair pencil in the male. 



STENOMA CARBONIFER, new species. 



Second joint of labial palpi rich dark brown exteriorly, whitish on 

 the inner side and at tip ; terminal joint white. Face and head milky 

 white. Anterior edge of thorax and base of patagina white ; tip of pata- 

 gina and the larger posterior part of thorax black, with a bluish metallic 

 sheen. Forewing Ught ochreous clouded with brown, with a large, 

 dorsal, evenly rounded patch of black scales, at base of which some 

 are more or less erect; above and bordering tliis black space is a small 

 patch of brown scales; tliree dark brown costal spots, one at basal 

 third, one on the middle, and one at apical fourth, from the latter 

 starts an indistinct, outwardly curved, row of small brown dots across 

 the wing to termen; a faint row of brown marginal dots along ter- 

 minal edge; a small black dot at the end of the cell; cilia dark 

 fuscous. Hindwings light yellowish fuscous with yellowish ciUa. 

 Abdomen dark fuscous above; underside Hght ochreous. Legs 

 whitish ochreous; forelegs with dark fuscous outer side of tibiae and 

 tarsi. 



Alar expanse. — 19-23 mm. 



Habitat. — Porto Bello, and Corozal, Panama. Specimens also 

 from St. Jean, French Guiana, and from Tuis, Costa Rica, W. Schaus, 

 collector. 



Type-specimen.— Cfit. No. 16728, U.S.N.M. 



Intermediate between the foregoing Antaeotriclia group and the 

 genus Gonioterma, in wing form and coloration. Vein 8 of forewing 

 to apex. 



