ELJiOGiN'ATnA. 371 



fuscous defined by white on inner side, minutely waved, angled 

 outwards at veins 7, 6, retracted at vein 3 and ending at tornus ; 

 a terminal series of prominent black spots. Hind wing dark 

 reddish brown ; cilia whitish at tips. 



Hah. CosTA EicA; Panama, Cana Mines (Tylecote), 1 $ type. 

 Exjo. 36 millim. 



6690. Elaeognatha argyroleuca, n. sp. (Plate CLXXXIV. fig. 6.) 



5 . Head and thorax grey mixed with black-brown ; abdomen 

 grey suffused with brown ; pectus and ventral surface of abdomen 

 white. Fore wing purplish grey suffused with brown in parts 

 especially below the cell and irrorated with black, the terminal 

 area irrorated with white ; a broad silvery white fascia from base 

 of costa extending through the cell and just below it to postmedial 

 line, the aubmedian interspace tinged with sap-green to post- 

 medial line ; a minute black point in middle of cell ; postmedial 

 line black, bent outwards below costa and between veins 6 and 5, 

 at vein 3 angled inwards to origin of vein 2, then outwards just 

 above vein 1 and inwards above inner margin to middle ; sub- 

 terminal line white slightly defined on inner side by black, oblique 

 towards costa, bent inwards at vein 3 and ending at tornus ; a 

 terminal series of black striae defined on inner side by white. Hind 

 wing grey suffused with purple-brown ; cilia white at tips ; the 

 underside whitish, the costa and termen tinged with brown. 



Halj. Pr. Guiana, Xouveau Chantier {Le Moult), 1 5 type. 

 Exp. 32 millim. 



Sect. IT. Fore wing of male witli fringe of short hair from subcostal nervure 

 on underside, the cell ahnost entirely filled by a large patch of andro- 

 conia; hind wing with fringe of long hair below basal half of costa on 

 upperside, the termen strongly excised between veins 6 and 3. 



*6691. Elseognatha troctopera. 



ElcBognatlia trodopera, Scliaus, A. M. N. H. (8) vi. p. 203 (1910). 



S . Head and thorax chocolate-brown mixed with white ; palpi 

 with the 2nd joint blackish at sides ; pectus and legs white with 



Fig. 139. — ElcBognaiha troctoj)era, ^ . \. 



some brown ; abdomen white dorsally suffused with purplish brown. 

 Fore wing chocolate-brown suff'used with metallic silver, a large 



2b2 



