The exquisite bone snail is a member of the bone snail family, living on sandy and muddy seabeds tens of meters deep. The snail layer is about 8 layers, with shallow sutures, and is a common type of bottom trawl. Each snail layer has three longitudinal swollen ribs. There is one spike in the middle of each longitudinal rib in the spiral section; There are three main spines on the longitudinal swollen ribs of the snail layer, some of which also have one short spine. There are 5-7 thin and weak swollen ribs between the longitudinal swollen ribs of the snail layer. The spiral ribs on the shell are thin and high. The anterior sulcus is very long, almost in the shape of a closed tube, and its spikes usually do not exceed half of the length of the anterior sulcus. Glacial keratin. Mainly distributed in warm seas, living in sandy and muddy seabeds tens of meters deep, and distributed along the southern coast of Zhejiang, China.