| Name: | ventral fin fold |
|---|---|
| Synonyms: | anal fin fold, tail fin fold, ventral fin |
| Definition: | Region of the median fin fold that develops into the anal and caudal fin. |
| Ontology: | Anatomy Ontology [ZFA:0001069] |
| Name: | aplastic |
|---|---|
| Synonyms: | aplasia, undeveloped |
| Definition: | Absence of an organ, tissue or cell due to failure to develop from a primordium or precursor cell. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001483] |