Name: | ventral fin fold |
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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: | degenerate |
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Synonyms: | degeneration |
Definition: | A structural quality inhering in a bearer whose structure deteriorates or is lost over time due to an active pathological process. |
Ontology: | Phenotypic Quality Ontology [PATO:0000639] |