Charaxes eurialus is a butterfly of the family Nymphalidae."Charaxes Ochsenheimer, 1816" at Markku Savela's Lepidoptera and Some Other Life Forms It is found on Ambon Island, Seram and Saparua in Indonesia.
The wingspan is about 50 mm. It is a large dark brown, almost black butterfly with concave forewings decorated with a yellow transverse band and hindwings with a tail, a white marginal band, a submarginal line of black spots pupillated with white and then a blue band.
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