236 
EXOTIC MICKOLEPIDOPTERA. 
ochreous shade to middle is coutinued by a curved series of dark 
grey dots to a small dark grey spot on tornus ; a pale ochreous 
curved shade near before apex and termen : cilia white, base tinged 
yellowish round apex. Hiudwings ochreous-whitish; beneath 
dorsal fringe of fore wings a fringe of upwards-curved whitish- 
ochreous kairscales meeting it; apical edge whitish, preceded by a 
greyish tinge; costal area expanded on basal with projecting 
fringe of dense greyish-ochreous hairscales, a long expansible 
ochreous-whitish subcostal hairpencil from base to beyond middle ; 
cilia whitish, a faint greyish basal line. 
Brazil, Santa Cruz, Rio Grande do Sul; Paraguay; 2 ex. A 
peculiar form, but allied to dissimilis. 
Antaeotricha mentigera, n. sp. 
<3 . 24-25 mm. Head whitish, .sides pale brownish-ochreous. 
Palpi white, second joint suffused greyish-ochreous infuscated 
towards apex, terminal joint with base and extreme tip suffused 
dark grey. Thorax white, margins suffused light greyish-ochreous. 
P'orewings slightly widest before middle, termen 'hardly oblique, 
tornal cilia prominent; greyish-ochreous; extreme costal edge 
white except towards base; a subcrescentic suffused white spot 
beneath costa at 4, and a patch of marbling at J-, between these 
some dark fuscous irroratiou; a very 7 acutely' dentate suffused 
white line from middle of costa very obliquely outwards, curved in 
disc and below middle represented by lines on veins, towards costa 
preceded by dark fuscous irroration or suffusion ; dorsal edge and 
veins on dorsal area finely 7 white, some whitish tinge or suffusion 
between these ; a slightly curved white line from costa at 4- to 
tornus, indented towards costa; slight dark fuscous irroration 
above apex between veins : cilia greyish-ochreous barred white. 
Hiudwings white posteriorly suffused light grey T ; costa expanded 
anteriorly, with strong projecting fringe to bey'ond middle of dense 
whitish-grey hairscales becoming white at tips, with long expan¬ 
sible ochreous-whitish subcostal hairpencil from base to |; cilia 
white, base tinged grey 7 . 
Bolivia, Prov. del Sar, Dept. Santa Cruz, 1500 feet, jSTovember; 
2 ex. 
Antaeotricha congelata, n. sp. 
c?. 24 mm. Head white. Palpi white, second joint with dark 
fuscous streak on basal half, terminal joint grey at base and 
towards apex anteriorly. Thorax pale grey, margins white. Pore- 
wings slightly'widest before middle, apex rounded, termen rounded, 
somewhat oblique; white; dorsal third irregularly fuscous, 
attenuated towards tornus ; a fuscous mark above this at base ; 
stigma fuscous, first discal elongate, plical also elongate, near and 
obliquely beyond this ; fuscous marks beneath costal edge about -j 
and beyond middle, from second an oblique series of three cloudy 
dots ; from beneath costa at i a slightly curved series of cloudy' 
fuscous dots to tornus, indented and enlarged above middle: a 
marginal series of black dots round apex and termen: cilia white. 
