Aedia marginisecta sp. n. (Plate 2, Figs 63, 67)
Premusia intrahens Walker sensu
Holloway, 1976: 33, partim.
GG, EE 19-21mm. The facies is very similar to
that of intrahens except the forewings have the paler area in the
anterior of the medial zone continuing from the reniform to the postmedial.
From the central angle of the postmedial a diagnostic narrow dark streak runs
to the margin, bisecting the marginal zone. The male genitalia are larger than
in intrahens, with a more robust valve apex that bears a more extensive
corona. The aedeagus has a hooked (rather than almost straight) apical spine,
and the fields of cornuti in the vesica have the spines of similar number and
size; intrahens has the spines of the more distal cluster much fewer and
more robust. In the female genitalia, the corpus bursae is longer and narrower
than that of intrahens, with only a single small lobe protruding beyond
the junction with the ductus: this lobe is accompanied by a much longer one,
extending to the base in intrahens. The ductus of the new species is
also longer with the funnelled section at the ostium broader and deeper.
Holotype G. SABAH: Mt. Kinabalu, Park H.Q., 1620m,
vii-ix.1965, Cambridge Expedition to Mt. Kinabalu 1965 (H.J. Banks, H.S.
Barlow & J.D. Holloway), BM noctuid slide 9395.
Paratypes: 1E as holotype; 1G (slide 20832), 1E (slide 20834) general data as holotype but
Power Station, 1930m; 1G SABAH: Kudat, Pitas, 28.5.83, lowland 2° forest (in
FRC, Sepilok).
Geographical range. Borneo.
Habitat preference. Four specimens are from montane forest at
1620m or 1930m on G. Kinabalu, but the fifth is from secondary lowland forest.
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