尾蚴 Traditional form: 尾蚴 Pinyin (reading): wěiyòu Definitions: tailed larva Cercaria (microscopic larva of parasitic Miracidium flatworm) Characters: 尾 - tail; extremity, end; back, rear 蚴 - larva Traditional characters: 尾 - tail; extremity, end; back, rear 蚴 - larva