330 
EXOTIC MICROLEPIDOPTERA. 
with dense rough scales, mixed dark brown externally. Antennae 
simple, minutely ciliated. Thorax brownish speckled whitish- 
ochreous. Genitalia: uncus moderate, downcurved, appressed, 
appearing simple, pointed; valves evenly broad, apex rounded. 
Forewings moderate, termen rather obliquely rounded; brown; a 
series of about 12 small dark fuscous spots along costa, some 
scattered dark fuscous dots beneath these; dorsal area somewhat 
mixed ochreous-whitish, with scattered dark fuscous dots and 
strigulse, its upper margin pale-edged and forming triangular pro¬ 
minences at and beyond middle with semicircular excavation 
between them, these broadly margined above by dark fuscous 
suffusion: cilia pale brownish sprinkled whitish-ocbreous with 
obscure darker bars, base mixed dark fuscous on termen. Hind- 
wings grey; cilia whitish-grey. 
Antigua, February; 1 ex. (Brit. Mus.). 
Acrolophus interfusa, n. sp. 
. 25-28 mm. Head, palpi, thorax fuscous mixed ochreous- 
whitish and dark fuscous, palpi extremely long, strongly recurved, 
reaching end of thorax, densely rough-haired anteriorly throughout. 
Antennae shortly ciliated. Genitalia : uncus moderately long, down- 
curved, simple, slender, pointed, a triangular tooth beneath at its 
base; valvae rather broad, somewhat narrowed gradually, apex 
rounded. Forewings elongate, termen rather obliquely rounded; 
fuscous with tips of scales ochreous-whitish, somewhat sprinkled 
dark fuscous, tending to form small scattered strigulse; costa with 
about 16 small dark fuscous spots and strigulse, on posterior half 
rather larger ; a transverse dark fuscous blotch in disc towards 
base, its lower posterior angle acutely projecting, separated by an 
oblique whitish-tinged bar from a very flattened-triangular inverted 
dark fuscous blotch before middle, above this a rounded suffused 
dark fuscous spot; in disc posteriorly an inverted-triangular blotch 
of whitish suffusion extending from near middle to near termen, 
surrounded beneath by dark fuscous suffusion confluent with ante- 
median blotch and extending to termen and less markedly to tornus: 
cilia fuscous mixed fuscous-whitish. Hindwings grey ; cilia light 
greyish. 
Ecuador; 2 ex. 
Mastigostoma lialithea, n. sp. 
£. 19-20 mm. Head, thorax pale greyish-ochreous. Palpi 
ochreous-whitish, terminal joint externally irrorated grey. Fore¬ 
wings elongate, costa moderately arched, apex obtuse-pointed, 
termen extremely obliquely rounded; 2 from a'ngle, 2-4 nearly 
approximated, 7 separate; greyish-ochreous, strewn with small 
irregular spots of fuscous and dark fuscous irroration forming longi¬ 
tudinal series between veins, and a few dots on costa anteriorly : 
cilia whitish-grey-ochreous, some small fuscous basal spots round 
apex, and a fuscous subbasal shade on upper part of termen. Hind- 
wings bronzy-grey; cilia pale grey. Undersurface of wings tinged 
bronzy-purple except towards margins. 
