''Iressa'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of cosmet moths (

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Cosmopterigidae The Cosmopterigidae are a family of insects (cosmet moths) in the order Lepidoptera. These are small moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previ ...

). It belongs to

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end botanical subfamily names with "-oideae", and zo ...

Cosmopteriginae. They are characterized mainly by their wing venation: in the forewings, vein 1b is not forked and veins 2-4 are separate, while veins 6-8 are not; veins 6 and 7 are stalked and arise from vein 8. In addition, the scape is short and bears a comb.Clarke (1986) This genus contains only 3 known

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

: * '' Iressa microsema'' J.F.G.Clarke, 1986 * '' Iressa neoleuca'' J.F.G.Clarke, 1971 * '' Iressa triformis'' (Meyrick 1927)

Footnotes

References

* (1986): Pyralidae and Microlepidoptera of the Marquesas Archipelago. ''Smithsonian Contributions to Zoology'' 416: 1-485
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