268 
Annals of the Transvaal Museum. 
on costal mark beyond cleft. Hindwing with segments very narrow, 
acute ; whitish-grey ; cilia whitish. 
Barberton (Janse) ; in December, two specimens. 
Marasmarcha tenax, n. sp. 
$. 16-17 mm. Head and thorax white closely irrorated with brown, 
posterior third of thorax ochreous-white. Palpi If, white with dark 
fuscous lateral lines. Abdomen fuscous mixed with whitish, on sides 
suffused with dark fuscous, towards base yellowish-white. Forewings 
cleft from segments rather narrow, pointed, both segments with distinct 
lower angle and rather short termen ; brown or fuscous, sprinkled with 
whitish and dark fuscous ; costa suffused with dark fuscous throughout ; 
dorsum paler and more whitish-suffused towards base ; a cloudy roundish 
dark fuscous spot towards dorsum before J, one in disc obliquely beyond 
this, and two rather elongate transversely placed before cleft ; cilia light 
fuscous, on termen of both segments with interrupted blackish median 
line, on dorsum with several minute groups of black scales. Hindwings. 
rather dark fuscous ; cilia light fuscous. 
Barberton (Janse) ; in December, two specimens. 
Pterophorus spurns, n. sp. 
§. 19 mm. Head whitish-yellow, fillet between antennae white, 
face tinged with brownish. Palpi 1J, slender, white. Antennae yellow- 
whitish. Thorax white, posterior half whitish-yellow. Abdomen whitish- 
yellow. Forewings cleft to near middle, segments moderate, acute, 
second somewhat narrower ; whitish-yellow ; costal edge white throughout ; 
a minute blackish dot on costa of first segment beyond its middle, and 
one on its lower margin beyond this ; a short dark fuscous line along lower 
margin of second segment towards apex, shaded with grey above ; cilia 
white. Hindwings with segments slender, pointed ; pale grey ; cilia 
white. 
Barberton (Janse) ; in December, one specimen. 
Pterophorus timidus Meyr. 
£ $. 19-20 mm. In one <$ there is a distinct blackish elongate dot 
in disc of forewings at J, but this is usually obsolete ; marginal dots on 
2, 3, and 7 sometimes minute, black ; cilia whitish- ochreous. 
Pterophorus callidus, n. sp. 
c£. 14-15 mm. Head light brown, antennae connected by a white 
line. Palpi 1^, white, with a black lateral line. Thorax ochreous- whitish. 
Abdomen ochreous- whitish, with a dark fuscous dorsal line. Forewings 
cleft from before |^, segments pointed, first rather narrow, second narrower, 
acute ; ochreous-white, slightly tinged with brownish towards base of 
dorsum, and towards costa beyond cleft ; costal edge dark fuscous from 
base to beyond cleft ; a blackish dot in disc at J, and one just before lower 
angle of cleft ; a short black mark on costa beyond cleft ; black dots at 
extremities of veins 2, 3, 4, 7, 8, and 10 ; cilia fuscous, on costa ochreous- 
whitish. Hindwings dark grey ; cilia ochreous-grey. 
Barberton (Janse) ; in January, two specimens. 
Pterophorus laqueatus, n. sp. 
$. 18-20 mm. Head brownish, antennae connected by a white 
