Eretris decorata is a butterfly of the family Nymphalidae. It is found in Colombia."Eretris Thieme, 1905" as Eretris porphyria decorata at Markku Savela's Lepidoptera and Some Other Life Forms
The larvae feed on various species of bunch grass."Darwin's butterflies"? DNA barcoding and the radiation of the endemic Caribbean butterfly genus Calisto (Lepidoptera, Nymphalidae, Satyrinae)
Taxonomy Some authors treat it as a subspecies of Eretris porphyria.
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