''Sesommata trachyptera'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

of the family

Palaephatidae Palaephatoidea is a superfamily of insects in the order Lepidoptera with a single family, Palaephatidae with seven known genera. These "Gondwanaland moths" exhibit a disjunct distribution occurring mainly in South America (Davis, 1986), with fo ...

, found in the Valdivian forest region. It was described by Davis in 1986. Adults are on wing from November to March, probably

univoltine Voltinism is a term used in biology to indicate the number of broods or generations of an organism in a year. The term is most often applied to insects, and is particularly in use in sericulture, where silkworm varieties vary in their voltinism. ...

References

Moths described in 1986 Palaephatidae Fauna of the Valdivian temperate forests {{Palaephatoidea-stub