Development of permanent teeth:

Both baby and permanent teeth have fairly well-defined times of eruption. The ages listed are the typical ages that an adult tooth has fully emerged.
| UPPER and LOWER | ERUPTS BY |
| Central incisor | 7th Yr |
| Lateral incisor | 8th Yr |
| Canine (Cuspid) | 11-12th Yr |
| First premolar (Bicuspid) | 9th Yr |
| Second premolar(Bicuspid) | 10th Yr |
| First molar | 6th Yr |
| Second molar | 12-13th Yr |
| Third molar | 17-25th Yr |
- Reviewed last on: 5/28/2008
- Jason S. Baker, DMD, Oral and Maxillofacial Surgeon, Private Practice, Yonkers, New York. Review provided by VeriMed Healthcare Network.