XYLORXGTlDAi. 203 



J Stenoma desecta, n. sp. 



cT 2 . 17-16 mm. Head white, crown light grey. Palpi white, 

 second joint suffused grey laterally except towards apex, terminal 

 joint suffused grey anteriorly. Thorax light grey, shoulders 

 whitish-tinged. Abdomen whitish-grey. Forewings elongate, 

 rather narrow, costa gently jirchod, apex I'oundcd, termcn rounded, 

 somewhat oblique; shining white, dorsal half whitisli-fuscous ; a 

 fine dark tuscous dash near base above middle ; a subquadrate dark 

 fuscous blotch on middle of dorsum reaching anteriorly halt across 

 wing, its upper anterior angle somewhat produced and preceded in 

 disc by a small dark fuscous mark ; a quadrate dark fuscous blotch 

 on dorsum before tornus not reaching half across wing, upper 

 anterior angle connected with a dark fuscous transverse mark in 

 disc from which an indistinct fuscous line runs tow^ards middle of 

 costa, not reaching it ; a nearly straight slightly irregular rather 

 dark fuscous line from | of costa to tornus, lower extremity tri- 

 angularly enlarged; six or seven blackish marginal dots or marks 

 round apex and termen : cilia white, on termen greyish on outer 

 half, on tornus wholly grey. Hindwings 3 and 4 stalked ; light 

 grey ; cilia whitish-grey, round apex white. 



Feekch Guiana, K. Maroui ; five specimens. 



Stenoma pseudacma, n. sp. 



c^ . 28 mm. Head whitish-ochreous, face more whitish-tinged. 

 Palpi whitish, second joint suffused light fuscous externally, 

 ochreous anteriorly except towards apex, terminal joint ochreous- 

 tinged anteriorly. Antennal ciliations 1 . Thorax light ochreous, 

 posterior half tinged fuscous. Abdomen pale ochreous mixed light 

 grey. Forewings elongate, somewhat dilated posteriorly, costa 

 moderately arched, apex rounded, termen rather rounded-prominent 

 below middle; light bronzy-brownish, posteriorly brassy-tinged; 

 costal edge purple- fuscous, beneath this several slight cloudy purple- 

 whitish marks from | to near apex ; some obscure irregular grey 

 marking on basal area, and indicating two faint irregular-dentate 

 lines angulated near costa, running from ^ and beyond middle of 

 costa to f and | of dorsum respectively ; a zigzag series of six small 

 black dots from i of costa to a small blackish i)r8etornal spot ; cilia 

 pale yellow-ochreous, towards tips whitish, with traces of grey bars 

 (iiui)crfe('t). Hindwings prolonged so as to equal forewings, costal 

 area widened and obtusely i)rominent on 8, thence suddenly oblique 

 to apex ; 3-5 closely appi'oximated at base ; light grey, apical edge 

 suffused pale ochreous ; cilia grey-whitish. Forewings beneath 

 with large ochreous- whitish submedian hairpencil extending from 

 near base to beneath end of cell, with some grey hairs beneath its 

 apex, concealed beneath costa of hindwings. 



FuENcn CiuiANA, It. Maroni ; one specimen. 



