iuga Swinhoe, 1901, Ann. Mag. nat. Hist. (7),
The forewings are a pale, slightly brownish grey, with strongly rounded distal
margins, shaping the wing like an axe-head. The postmedial consists of a series
of darker flecks that curves strongly round a darker reniform mark, from which a
darker shade extends into the postmedial. The hindwings are slightly darker than
the forewings above, but the reverse holds on the underside.
note. The facies is unusual within the genus, as are features of the
male abdomen, such as the highly modified eighth sternite, the laterally
expanded tegumen and the rather short and basally deep valves.
preference. This is an uncommon lowland species, taken in various
coastal and dry heath forest associations in Brunei
and 85 miles above (upstream from ?) Pontianak in Kalimantan.
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