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Bosara
emarginaria Hampson comb. n.
Eupithecia emarginaria Hampson,
1893, Illustr. typical Specimens Lep. Hist. Colln Br. Mus.,
9:152.
Gullaca exilis Bastelberger, 1905, Ent. Zeit. Guben., 19:
5, Synonymy not checked.
Diagnosis. The species resembles a larger, greyer (Borneo), more strongly marked
version of dilatata.
Taxonomic notes. The facies and genitalic features are consistent with the definition of Bosara
above. The genitalia of a unique male from Hong Kong are illustrated.
Geographical range. Sri Lanka, ?N.E. Himalaya (exilis), Hong Kong,
Borneo.
Habitat preference. A single female was taken on the canopy tower in
lowland dipterocarp forest (170m approx) near the Danum Valley Field Centre.
Biology. Bell (MS) reared a species in S. India identified as emarginaria on
his typescript. The host-plant was Breynia (Euphorbiaceae), but vouchers
have not been located to confirm the identity.
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