四靈獸, The four auspicious animals

青龍, 白虎, 朱雀, 玄武(龜蛇合體)合稱為四靈獸, Azure dragon  of the east, white tiger of the west, vermilion bird of the south and black tortoise with snake of the north are the symbols of the Chinese astronomy. These symbols constitute the jade carving theme in the Han Dynasty.