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Nigriblephara radula sp. n.

Nigriblephara radula (holotype)

10-11mm. This species is externally very similar to N. semiparata except the hindwing medial zone is more obscured with dark shading. In the male genitalia the tegumen is straight between the ‘shoulders’ rather than trilobed. The costa of the valve has a central complex of setose lobes, the saccular process is straight rather than curved, spoon-like, and the juxta is slender, elongate, tongue-like, apically coarsely scobinate.

Holotype . SARAWAK: Gunung 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 geometrid slide 10433.

Paratype: 1 as holotype, BM geometrid slide 10453.

Geographical range. Borneo, Peninsular Malaysia (FRIM collection), Sumatra (Sato slide RS-2726).

Habitat preference. Both specimens are from lower montane forest at 900m on limestone.

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