| Name: | caudal fin |
|---|---|
| Synonyms: | tail, tail fin |
| Definition: | Fin that is the most posterior median fin. It is composed of a complex of three modified centra and modified neural and hemal arches and spines. |
| Ontology: | Anatomy Ontology [ZFA:0001058] |
| Name: | collapsed |
|---|---|
| Synonyms: | |
| Definition: | A structural quality inhering in a bearer by virtue of the bearer's being broken down; caved in. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001478] |