|  | 
|  List navigation | 
| Home page | TNA partonomy | 
| Top level | systema nervosum   | 
| Level 2 | encephalon  Short Extended | 
| Level 3 | pons  Short Extended | 
| Current level | substantia alba pontis   | 
| Subsidiary language with Latin | English French Spanish Russian | 
| Non Latin primary language | English French Spanish Russian | 
|  Partonomy list | 
|  Scientific notes | 
|  Signature | 
| Type of list | P4 | 
| List Unit Identifier | 5432 | 
| Number of children | 17 (validated) | 
| Number of units | 12 (validated) | 
| Signature | 21589 (validated since 11.6.2019) | 
| Date: 31.12.2021 |