Fansipaniana is a genus of 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...

s belonging to the subfamily Olethreutinae

Olethreutinae

Olethreutinae is a subfamily of moth in the family Tortricidae.-Genera incertae sedis:This tortricine genus has not been assigned to a tribe yet:...

 of the family Tortricidae

Tortricidae

Tortricidae is a family of moths, commonly known as tortrix moths, in the order Lepidoptera. Tortricidae is a large family with over 9,400 species described, and is the sole member of the superfamily Tortricoidea. Many of these are economically important pests. Olethreutidae is a junior synonym...

. It contains only one species, Fansipaniana fansipana, which is found in Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

.

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 about 14 mm for males and 19 mm for females. The ground colour of the forewings of the males is greyish cream densely dotted with rust, but paler near the tornus. In females, the ground colour is suffused rust except for the postmedian area, where it forms a cream coloured rounded blotch followed by blackish suffusion marked with minute refractive dots arranged in two rows. The hindwings are grey in both sexes, but darker in females.