| Name: | periderm |
|---|---|
| Synonyms: | EVL |
| Definition: | The outermost epidermal layer covering the fish at embryonic stages; derived from the EVL and thought to eventually be replaced by the superficial stratum of the epidermis. Sometimes used synonymously with EVL. |
| Ontology: | Anatomy Ontology [ZFA:0001185] |
| Name: | hypoplastic |
|---|---|
| Synonyms: | hypoplasia, underdeveloped |
| Definition: | A physical quality inhering in an organ or tissue by virtue of the bearer's exhibiting a decreased number of cells, typically associated with a decrease in size. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000645] |