# Tooth #25 (FDI 41): lower right central incisor

> FDI tooth 41 is the lower right central incisor (quadrant 4): Universal #25, Palmer LR1. With neighbouring teeth and the full chart.

Source: https://hajto.de/en/tooth-chart/tooth-41  
Last updated: 2026-10-17T11:12:53Z  
German version: https://hajto.de/zahnschema/zahn-41.md

- **FDI (ISO 3950):** 41
- **Universal (ADA):** #25
- **Palmer:** 1┐ (LR1)
- **Name:** Lower right central incisor
- **Tooth type:** Central incisor
- **Group:** Anterior tooth
- **Quadrant:** Quadrant 4: lower right (mandibular right)
- **Dentition:** Permanent dentition

## Neighbouring teeth

- [Tooth 31](https://hajto.de/en/tooth-chart/tooth-31.md): lower left central incisor
- [Tooth 42](https://hajto.de/en/tooth-chart/tooth-42.md): lower right lateral incisor

## Opposing tooth (same position in the opposite jaw)

- [Tooth 11](https://hajto.de/en/tooth-chart/tooth-11.md): upper right central incisor

[Interactive tooth chart](https://hajto.de/en/tooth-chart) · Reference for dentists and dental students. Notation according to the FDI two-digit system (ISO 3950) and the ADA Universal Numbering System.