Arctornis montananaptha Holloway sp. n.

♂ 18mm. The facies is typical of the naphtha group. The genitalia lack a harpe as in cretosanaphtha, but the valve is long, narrow, tapering to a point. The uncus is also relatively narrow.

Holotype ♂

SARAWAK: Gunung Mulu Nat. Park, R.G.S. Exped. 1977-8 (J.D. Holloway et al.) Site 15, February, Camp 2.5, Mulu, 1000m, 413461, lower montane forest, BM lymantriid slide 1574.

Geographical range

Borneo.

Habitat preference

The only specimen is from lower montane forest.

Genitalia: