Scientific name：Atrophanera horishana (Matsumura)
English name：Highland Red-belly Swallowtail Butterfly
Chinese name：曙鳳蝶

The Highland Red-belly Swallowtail Butterfly is a large-sized butterfly with a wingspan of approximately 12-18 cm. Both the males and females have no tail. Their forewings are black while their hind wings have peachy pink borders. Their main characteristic lies in the two rows of black spots on their hind wings. Endemic to Taiwan, the butterfly is listed as a rare and valuable species of conservation concern.

Taiwan Forestry Research Institute, Digital Archives of Insect Collection