pseudoumbrosa sp. n.
22mm. In facies this species resembles umbrosa,
and is larger than forceps, with the forewing trapezoidal streak slightly
longer, and shallower in relation to the costa. The abdomen has white marks
laterally at the posterior of segments 6-8. It is distinguished from umbrosa
the male genitalia, having a lobe on the right side of the tegumen, a very broad
upper process to the right valve, two robust spines at the aedeagus apex and
three robust cornuti in the vesica; umbrosa lacks
a tegumen lobe, has a narrow upper process to the right valve, and lacks spines
and cornuti in the aedeagus.
Holotype . SARAWAK: Gunong Mulu Nat. Park, R.G.S. Exped. 1977-8 (J.D.Holloway et al.),
Site 25, April, G. Api, 900m. 427550, lower montane forest, BM noctuid slide
. General data as holotype but Site 8, February, Camp 1, Mulu,
150m, 385470, mixed dipt. for.
preference. The two specimens are from lowland dipterocarp forest and lower
montane forest on limestone.
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