Adeana is a gelechioid moth genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 usually placed in the cosmet moth family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 (Cosmopterigidae), subfamily Cosmopteriginae. Only a single species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 is known, Adeana leucoxantha. It occurs in southern Polynesia

Polynesia

Polynesia is a subregion of Oceania, made up of over 1,000 islands scattered over the central and southern Pacific Ocean. The indigenous people who inhabit the islands of Polynesia are termed Polynesians and they share many similar traits including language, culture and beliefs...

.

This genus may be allied to the enigmatic Clarkeophlebia argentea (another Polynesian species) and/or Asymphorodes

Asymphorodes

Asymphorodes is a gelechioid moth genus in subfamily Agonoxeninae of the palm moth family , whose taxonomic status is disputed. Alternatively, the palm moths might be a subfamily of the grass-miner moth family , with the Agonoxeninae becoming a tribe Agonoxenini.Formerly, this genus was included in...

and/or Labdia

Labdia

Labdia is a genus of moth in the family Cosmopterigidae.-Species:*Labdia acmostacta *Labdia acroplecta *Labdia aeolochorda *Labdia ajaculata *Labdia albilineella *Labdia albimaculella *Labdia allotriopa...

(where A. leucoxantha was originally placed). Asymphorodes, however, has more recently been assigned to the palm moths of the (somewhat disputed) family Agonoxenidae. This may thus be correct for Adeana (and Clarkeophlebia) too.