Ileterocera from Costa lllca. 223 



line. Hind wings below paler, irioiated with dark brown 

 and lilacine ; a velvety black spot on discocellular edged 

 with white, followed by a very deeply dentate fuscous-brown 

 line ; marginal white points between the veins. 



Expanse 41 mm. 



Hah. Poas. 



Bendis ?sialia, sp. n. 



? . Head, collar, and thorax dark brown ; a white line 

 between antenna curved towards frons ; the shaft of antennae 

 spotted with white. Abdomen grey-brown, a transverse 

 fuscous-brown streak at base. Fore wings brown tinged 

 with lilacine; the base darker, becoming black-brown to- 

 wards antemedial, which is oblique from costa, angled below 

 cell and inwardly sinuous to inner margin; the antemedial 

 on costa, and a fuscous basal line on costa, finely edged with 

 whitish ; a whitish medial and a similar postmedial line on 

 costa, the latter continuing as a fine and indistinct greyish- 

 brown line angled beyond cell ; a fine buff streak on disco- 

 cellular ; the postmedial followed by a brown outcurved and 

 sinuous line, edged with white on costa, then with buff and 

 light brown to vein 6, and below 6 to inner margin with 

 black-brown ; a subterminal buff-brown line incurved before 

 apex, inwardly shaded with black-brown and followed by a 

 dark grey shade and black-brown spot, dentately inbent to 

 vein 6, outbent to termen between 4 and 3, and incurved to 

 tornus ; below vein 6 the subterminal is preceded by a dark 

 grey-brown shade ; a terminal buff line. Hind wings brown 

 jaintly shaded with violaceous; a medial, postmedial, and 

 terminal buff line ; a very faint subterminal lunular line ; a 

 minute white streak on discocellular. Wings below brown ; 

 wavy medial and postmedial white lines ; marginal white 

 shadings, and white streaks on discocellulars. 



Expanse 28 mm. 



Hal). Avangarez. 



Allied to Bendis mascara, Schs. 



Isogona bilinea, sp. n. 



? . Palpi, head, and collar olive-brown ; thorax and 

 patagia lilacine brown; abdomen fuscous grey. Fore wings 

 chiefly greyish brown, thinly irrorated with black ; ante- 

 medial line angled on extreme costa, nearly straight to inner 

 margin, roseate, inwardly shaded with olive-brown ; a black 

 point as orbicular; reniform large, pale olive-brown finely 

 outlined with black ; postmedial line remote, finely angled 



