The first group is the 6 incisors, the next group is the four premolars on the bottom and top of each side, and the final group is the three top molars and two molars on the bottom of each side.

• 第一组是6颗门齿,第二组是每边的底部和顶端上的四个小臼齿，最后的一组是两边顶端三颗臼齿和底部的二颗臼齿。