Duplex halmaherensis is a moth

Moth

A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the Micronoctuidae

Micronoctuidae

The Micronoctuidae are a family of moths that includes about 400 described species. The family was first described in 2005.Micronoctua karsholti is the smallest of all species in the Noctuoidea superfamily.-Taxonomic History:...

 family. It is known from the Halmahera

Halmahera

Halmahera is the largest island in the Maluku Islands. It is part of the North Maluku province of Indonesia.Halmahera has a land area of 17,780 km² and a population in 1995 of 162,728...

 and Tenimber islands.

The wingspan

Wingspan

The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

is 7.5-8 mm. The forewing is grey, but the medial area is dark grey and the upper half of the postmedial area is light grey. The reniform stigma is bright, ovoid and yellow. All crosslines are present and black. The antemedial and postmedial lines are prominent, the former being sharply angled subcostally, the latter waved. The subterminal line is waved and the terminal line is marked by tight black interveinal spots. The hindwing is dark grey, without a discal spot. The underside of the forewing is light brown, while the underside of the hindwing is light grey.