Morphological characteristics Tangguansnail is a large conch, the length and height of which can reach 30 cm. The shell of this snail has a metallic luster, the surface is grayish white, and there are irregular reddish-brown markings. Their spiral part is low, and there are 5 to 7 angular protrusions on their shoulders. The mouth of the snail shell is long and narrow, and the inner and outer layers are unfolded into a hat-edge shape. The overall appearance resembles the crown hat of the Tang Dynasty, hence the name Tang Guanluo.
Living habits Tangguansnail lives in warm waters and inhabits the sandy seabed with a water depth of 1 to 20 meters. They are buried in the gravel during the day, only their backs are exposed, and they start hunting after dusk. Their food is mainly seaweed and echinoderms. Their feet are located on their stomachs, and they are muscular and easy to crawl, but they crawl slowly.
Economic value Tangguansnail is a very precious conch, which is also called the world's four famous snails with Wanbaosnail, Pteris and Nautilus, and its market price is high. Their meat is edible and rich in nutrients needed by the human body, while shells are unique and beautiful in shape, which are also of great ornamental and collection value.