Costasensora honeyi Fibiger, new species (Plate 6, figure 8; male genit. plate 16, figure 4) Material examined. Holotype: male, Malaysia, Sarawak, Gunong Mulu Nat. Park, site 25. -. iv.1977, 427550, 900 m, leg. R. G.S. Exped. 1977-78, J.D. Holloway et al., BM 1978-206, genit. prep. 3205 M. Fibiger, coll. BMNH. Diagnosis. Imago (external). Wingspan: 11 mm. Labial palps: porrect; second segment brown outside, white beige inside, roughly scaled vertically; third segment 1/3 of second, narrow, white beige. Head, patagia, anterior part of tegulae, prothorax, basal part of costa, costal part of medial area, and terminal area, including fringes: black; costal medial area quadrangular. Forewing ground colour: whitish yellow. Abdomen: grey; with dorsal tuft on basal segment. Crosslines: untraceable, except for terminal line marked by black interneural dots. Reniform stigma: indistinct, small, white. Hindwing: grey, with indistinct discal spot. Underside: forewing grey brown; hindwing grey, with discal spot. Male genitalia. Tegumen: extremely short snd stout, curved in semicircle; peniculus curved (apo.). Vinculum: extremely stout, very broad; together with saccus and juxta circular; asymmetrical (apo.). Saccus: extremely stout; broad; V shaped; with a medial crest to ventral tip (apo.). Valvae: asymmetrical; broadest apically (apo.). Editum: as long as valva; semi-cylindrical; setose, parallel with costa; attached to valva along vinculum, base of costa, and along ventral edge of valva (apo.). Clasper: an extension of ventral margin of valva (apo.). Digitus: commalike; positioned along apical part of costa; broadest apically (apo.). Juxta: large, with medial crest; left part apically quadrangular; right part apically pointed (apo.). Anellus plate: prominently asymmetrical; structure free from diaphragm; basally with lateral hornlike processes; distally very long, spatulate; with subapical crest; with rounded apical extensions (apo.). Phallus: extremely long, narrow and curved; coecum 3 times longer than wide, apically rounded; broadest at ductus ejaculatorius; pointed at tip (apo.). Vesica: armed with a small, narrow, spikelike cornutus (apo.). Female genitalia. Unknown. [presumably with an extremely long and narrow, heavily sclerotised antrum, - see following genus}. Distribution. C. honeyi known only from Malaysia, Borneo, Sarawak.

Published as part of FIBIGER, MICHAEL, 2010, Revision of the Micronoctuidae (Lepidoptera: Noctuoidea) Part 3, Taxonomy of the Tactusinae, pp. 1-119 in Zootaxa 2583 (1) on pages 53-54, DOI: 10.11646/zootaxa.2583.1.1, http://zenodo.org/record/10094382