Ny 
October 31, 1911. | Descriptions of Indian Micro-Lepidoptera. oe 
Opogona sphaerotoma, n. sp. 
2.10mm. Head and thorax dark purplish-fuscous, fillet brassy-metal- 
lic, face ochreous-whitish. Palpi ochreous-whitish, terminal joint exter- 
nally infuscated towards base. Antennze ochreous-whitish, basal join’ 
infuscated. Abdomen grey. Forewings elongate-lanceolate, apex some- 
what produced, acute ; dark purplish-fuscous ; a bright yellow semi-circular 
blotch extending on dorsum from } of wing to beyond middle, and reaching 
more than half across wing: cilia bronzy-fuscous. Hindwings dark grey ; 
cilia grey. 
N. Coorg, 3,500 feet, in September (Newcome) ; one specimen. 
Opogona cerodelta, n. sp. 
3 2. 11-15 mm. Head and thorax dark purplish-fuscous, face pale 
whitish-ochreous. Palpi ochreous-whitish, externally suffused with dark 
fuscous. Antenne fuscous. Abdomen dark bronzy-fuscous. Forewings 
elongate-lanceolate, apex produced, acute; dark purplish-fuscous; a 
moderate sharply-defined triangular ochreous-whitish spot on dorsum 
somewhat before middle of wing, reaching } across wing : cilia rather dark 
fuscous. Hindwings dark fuscous, in ¢ coppery-tinged ; cilia rather dark 
fuscous. 
Sikkim, 4,500 feet (Dudgeon) ; Khasis ; 1m May, July, and October, five 
specimens. 
Opogona plasturga, n. sp. 
3 2. 10-12mm. Head and thorax dark purplish-fuscous, face ochreous- 
whitish, fillet brassy-metallic. Palpi ochreous-whitish, externally with 
a suffused fuscous streak. Antenne rather dark fuscous. Abdomen dark 
fuscous. Forewings elongate-lanceolate, acute; dark purplish-fuscous ; 
a transverse or sub-triangular whitish-ochreous spot on dorsum some- 
what before middle of wing, anteriorly suffused, posteriorly well-defined, 
reaching more than half across wing: cilia rather dark fuscous. Hind- 
wings dark bronzy-fuscous ; cilia rather dark fuscous. 
Nilgiris, 5,500 feet, in August (Andrewes) ; two specimens, 
Opogona elaitis, n. sp. 
g. 10-11 mm. Head dark purplish-fuscous, face whitish, fillet silvery- 
metallic. Palpi whitish, externally with a dark fuscous streak. Antennz 
fuscous-whitish, basal joint dark fuscous towards apex. Thorax rather 
light ochreous-grey. Abdomen grey. Forewings elongate-lanceolate, apex 
produced, acute ; yellowish-grey, with a faint lilac gloss: cilia concolorous. 
Hindwings grey; cilia light grey. 
N. Coorg, 3,500 feet (Newcome); from November to February, three 
specimens. 
Opogona protoygrapha, n. sp. 
$2. 11-l4mm. Head, antennz and thorax whitish-bronzy-ochreous, 
Palpi ochreous-whitish, externally with a dark fuscous streak, Abdomen 
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