The large bamboo snail is a member of the bamboo snail family, with slender shells, a snail tower shape, and multiple layers of snails. The shell is large and sturdy, with a light flesh color and luster. Each layer of the snail usually has black markings, and the lower half of the body has lighter markings. The shell can reach a length of up to 27 centimeters. The shell is heavy, glossy, with a wide body layer and a long shell mouth. The later spiral layer is slightly convex and smooth. Early snail layers had weak longitudinal ridges, a milky white shell surface, and fractured snail bands composed of brown patterns. The shell opening is small, the suture band is obvious, and there is no umbilical hole. The outer lip is not thickened, and the interior is smooth. Twist of the shaft lip. The mouth cap is oval in shape, with the nucleus located below. Lack or only marginal teeth on the tongue. It inhabits shallow sandy bottoms in tropical Indo Pacific waters and is carnivorous.