falciseriata sp. n.
7-9mm. In facies the species
is similar to apiseriata, but the male genitalia have bilateral symmetry,
the apex of the costal process of the valve being robust and hooked downwards.
The saccular process is shorter but upcurved. The two cornuti are not as large
or as blade-like as in some other members of the biseriata group, set
well apart on the body of the vesica.
Holotype . SABAH:
Poring, 1800ft., E. of Mt. Kinabalu, 20-23.i. 1976 (E. W. Classey), BM
arctiid slide 5372.
males only): 2 (slides 2710,2730) SARAWAK: Gunong Mulu Nat. Park,
1977-8 (J.D. Holloway et al.), Site 8, February, Camp 1, Mulu, 150m.
385470, mixed dipt. for.; 1 (slide 2727) as previous but Site 13, Camp 2,
500m. 401464; 1 (slide 2733) as previous but Site 15, February, Camp 2.5,
1000m. 413461, lower montane forest; 1
(unmounted) as previous but Site 14; 1
(unmounted) SABAH: 5m[iles] S of Mt. Trus Madi, 1800ft., 18-28.viii. 1977 (M.E. Bacchus).
Other material. A
probable female (slide 5368) was taken at Site 23 in forest at 250m on the lower
slopes of the limestone G. Api, and several other specimens were taken in
various lowland forest sites during the Mulu survey.
Geographical range. Borneo.
Habitat preference. The
species is infrequent in lowland dipterocarp forest, extending up to the lower
montane zone at 1000m.
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