| Name: | pharyngeal arch 4 skeleton |
|---|---|
| Synonyms: | branchial arch 2 skeleton, gill arch 2 skeleton, visceral arch 4 skeleton |
| Definition: | Anatomical cluster made up of skeletal and cartilaginous elements of the fourth pharyngeal arch, also called second gill or branchial arch. |
| Ontology: | Anatomy Ontology [ZFA:0001231] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |