# Xenopus Anatomy Ontology (XAO)

> A structured, controlled vocabulary of the anatomy and development of the African clawed frogs...

- Page: https://library.schematica.io/model/19719ad32a2c48aa922796add96be10c
- Model type: Ontology
- License: CC BY 4.0
- Access type: Academic
- Access method: Download
- Model size: Mid
- Formats: OBO
- External link: https://bioportal.bioontology.org/ontologies/XAO
- Contact: VG Ponferrada (Virgilio.Ponferrada@cchmc.org)
- Listed in library: 2025-06-12
- Last updated: 2024-09-04

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | XAO |
| Description | A structured, controlled vocabulary of the anatomy and development of the African clawed frogs (Xenopus laevis and tropicalis). |
| Format | OBO |
| Categories | Anatomy, Development |
| Groups | OBO Foundry |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 1,846 |
| Individuals | 0 |
| Properties | 5 |
| Max Depth | 10 |
| Max Child Count | 187 |
| Average Child Count | 7 |
| Classes With One Child | 54 |
| Classes With More Than 25 Children | 13 |
| Classes With No Definition | 65 |

## Projects using XAO

- [Xenbase](https://bioportal.bioontology.org/projects/Xenbase)
- [Bgee](https://bioportal.bioontology.org/projects/Bgee)

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Source: https://library.schematica.io/model/19719ad32a2c48aa922796add96be10c