| Name: | hypophyseal fenestra |
|---|---|
| Synonyms: | hypophyseal fenestrae |
| Definition: | Space enclosed by the trabeculae cranii. The anterior tip of the notochord extends into the posterior region of the hypophyseal fenestra. |
| Ontology: | Anatomy Ontology [ZFA:0005625] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |