.
14-16 years
12-13 years
16-18
18-21
Maxillary central incisor
Maxillary canine
Maxillary first premolar
Maxillary second premolar
Maxillary 2nd molar
Maxillary 1st molar
Mandibular canine
All
3 cusp type mandibularb 2nd premolar
2 cusp type mandibular 2 nd premolar
Both
None
Distobuccal
Mesiolingual
Distobuccal
Mesiobuccal
Distolungual
Mesiolingual
Mesiobuccal
Distobuccal
Middle 3rd
Junction of incisal and middle third
Either
None
Mandibular 1st molar
Mandibular 2nd molar
Maxillary 2 nd molar
None
Maxillary 1st molar
Maxillary 2nd molar
Mandibular 2nd molar
Mandibular 1st molar
Maxillary lingual cusp
Mandibular buccal cusp
Maxillary buccal cusp
None
Maxillary first molar
Maxillary 2nd premolar
Mandibular 1st premolar
All
6
4
8
2
Primary maxillary first molar
Permenant maxillary first molar
Primary mandibular first molar
None
Distal
Lingual
Facial
Mesial
Distal
Facial
Mesial
Lingual
Mesiobuccal
Distobuccal
Lingual
All
Mesial trangular fossa
Distal triangular fossa
Both
None
Rhomboidal
Trapezoidal
Either
None
Mandibular canine
Maxillary canine
Maxillary first premolar
All
Maxillary first molar
Maxillary 2nd molar
Mandibular first premolar
Maxillary first premolar