The black purple spot butterfly (scientific name: Euploea eunice) is a genus in the subfamily Satyrinae of the family Nymphalidae. Mainly distributed in Southeast Asia, including Hainan, Guangdong, Taiwan, Vietnam, and Malaysia within China. Spread your wings about 70 to 90 millimeters. Similar in appearance to the Jealous Purple Spot Butterfly, except for one or two large white spots in the center of the back of the forewings. The posterior edge of the male butterfly's forewings protrudes in an arc shape, and there is a gray brown spot near the middle chamber on the back of the hind wing; The posterior edge of the female butterfly's forewings is in a straight line. The larvae of the black spotted butterfly feed on fig trees, white fleshed fig trees, pearl lotus trees, rough leaved fig trees, etc.