| Term | Definition |
| 6-7 years | permanent mandibular central incisors |
| 7-8 years | permanent mandibular lateral incisors |
| 9-10 years | permanent mandibular canines |
| 10-11 years | permanent mandibular first premolars |
| 11-12 | permanent mandibular second premolars |
| 6-7 years | permanent mandibular first molars |
| 11-13 years | permanent mandibular second molars |
| 17-21 years | permanent mandibular third molars |
| 7-8 years | permanent maxillary central incisors |
| 8-9 years | permanent maxillary lateral incisors |
| 11-12 years | permanent maxillary canines |
| 10-11 years | permanent maxillary first premolars |
| 11-12 years | permanent maxillary second premolars |
| 6-7 years | permanent maxillary first molars |
| 12-13 years | permanent maxillary second molars |
| 17-21 years | permanent maxillary third molars |