Sesommata paraplatysaris is a moth of the family Palaephatidae. It was described by Donald R. Davis in 1986."A New Family of Monotrysian Moths from Austral South America (Lepidoptera: Palaephatidae), with a Phylogenetic Review of the Monotrysia" by Donald R. Davis. It is found in the montane, temperate forests of southern Argentina and Chile.
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