Ileierocera fvom Costa Rica. 307 



a tliuk spot b-low vein 2 ; a fine downbent postmediiil lino ; 

 yellow sliadings along marginal line, which is irrorated with 

 silvery-grey scales ; a tine terminal dark line and points on 

 both wings; cilia yellow. 



Expanse 22 mm. 



Huh. Juan Vinas. 



Thlipioceras neotropicalis, sp. n. 



Palpi and head grey-brown. Thorax and abdomen alcove 

 fuscous brown, underneath whitish buff. Fore wings fuscous 

 In'own ; a slightly outcurvod antemedial black line, inwardly 

 lieavily edged with yellowish buff ; costal margin medially 

 yellowish buff, suffusing with a small pale spot in cell, and a 

 larger spot adjoining i)ostmcdial, the latter being fuscous, 

 suffusing with dark portion of wing and indicated by a nairow 

 yellowisli-buff shade along its outer edge, anil is inbent from 

 veins 5-2, below 2 .-lightly outbent ; cilia fuscous between 

 veins 2 and 4, otherwise yellowish buff" with dark points at 

 veins. Hind wings fuscous grey-brown. Underneath dark 

 silky grey, with the lines indicated by fuscous shadings 

 which extend on to hind wings ; fore wing with a pale 

 spot in cell and one beyond it; the costa buff at apex. 



Expanse 18 ram. 



Ilah. C-arillo. 



Azochis curvilineah'sj sp. n. 



cJ . Palpi coal-black, fringed with white below. Frons 

 dark brown, edged with coal-black, vertex white. Collar 

 opalescent white, with a large medial fuscous-gi'ey spot, also 

 opalescent. Thorax white ; a black si)Ot behind ; patagia 

 opalescent white. Abdomen white; third and fourth seo-- 

 ments dorsally coal-black ; transverse black lines on last two 

 segments. Wings semihyaline opalescent white; terinen 

 narrowly dull wliite ; cilia yellowish, tipped with white. 

 Fore wings : costal, inner margin, and veins creamy white, 

 except where crossed by black markings; a minute basal 

 spot on costa ; a large subbasal spot on costa and one on 

 inner margin ; an antemedial line, outwardly expanding 

 below cell; a medial spot in cell ; a large oblique spot on 

 discocellular ; streaks beyond cell between veins 3 and 4 and 

 4 and 6, and a large inbent spot from 3 tapering to inner 

 margin; an oblique curved postmedial line from costa to 

 vein 3 ; a marginal spot from tornus to near vein 3 ; an 

 elongated spot from above 3 to vein 6, where it is widest ; 

 points above 6 and 7. Hind wings: a medial streak across 



