Orthenches semifasciata
Encyclopedia
Orthenches semifasciata is a moth
of the Plutellidae
family. It is known from New Zealand
.
The wingspan
is 16–18 mm. The head, palpi, and thorax are white mixed with brown and the abdomen is grey. The forewings are elongate, the costa gently arched, the apex subacute, the termen rounded and oblique. They are white, irrorated with shining dark brown, especially on dorsal half. The markings are shining dark brown. The hindwings are light fuscous-grey.
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 Plutellidae
Plutellidae
Plutellidae is a family of moths. Some authors consider this family to be a subfamily of Yponomeutidae.-Genera:*Acrolepia*Acrolepiopsis*Digitivalva*Eidophasia*Plutella...
family. It is known from New Zealand
New Zealand
New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...
.
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 16–18 mm. The head, palpi, and thorax are white mixed with brown and the abdomen is grey. The forewings are elongate, the costa gently arched, the apex subacute, the termen rounded and oblique. They are white, irrorated with shining dark brown, especially on dorsal half. The markings are shining dark brown. The hindwings are light fuscous-grey.