Taiwan agehana elwesi Chinese alias: eight hundred round butterfly, butterfly dream big swallowtail butterfly
Taiwan specialty large butterfly. Wing exhibition 90 ~ 120mm. In our country, and made agehana elwesi very close. Color black and slightly brown forewings, have white lines in the hind wing room nearby, is in the outer edge of a row of Red Crescent pattern, slightly larger than male female butterfly butterfly, because of its special wide caudate projections, at the same time because the two branch veins throughout the meantime, but no other features of butterflies, therefore known to the world. The same place: have a large caudate protrusions, and there are two tail vein. There are different: in room and near the white wings, the outer room, hip angle, tail process erythema round portal. A wide circle of female butterfly wings.
This species is Taiwan specialty, very rare. Adults often inhabit flat wings, flying slowly, often gliding state, host to sassafras. In Wulai and Taitung have recorded. This kind has the very high value in the academic, has China "the national butterfly" the good reputation.
Taiwan province China, mountain elevation 1000 to 2000 meters, love activities in the landslide Xiangyang, and lay eggs in the landslide belongs to the pioneer species Sassafras, therefore has biologists proposed a rather sarcastic tone, is caused by the 1999 921 earthquake landslide area, suitable for the growth of sassafras. So for agehana elwesi endangered, it is actually a great turning point in life.