Dentovio public answer
Which baby tooth is letter I?
In the Universal Numbering System, primary tooth I is the primary upper left first molar (primary maxillary left first molar). Its FDI (ISO 3950) designation is 64 and its Palmer designation is D in the upper left quadrant. It is a molar in the upper arch with typically 3 roots.
- Cluster
- Tooth numbering reference
- Last verified
- 2026-07-08
- Reviewer
- See source page
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Query patterns
- Which baby tooth is letter I?
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- What is baby tooth I in FDI and Palmer notation?
- Which tooth is FDI 64?
- What is FDI 64 in Universal numbering?
- FDI 64 to Universal tooth number
- ISO 3950 tooth 64
- Which tooth is Palmer D Upper Left?
- Palmer D Upper Left to Universal
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- UL Palmer D primary tooth
- Primary Upper Left First Molar tooth number
- Universal I FDI 64 Palmer D
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