| Name: | EVL |
|---|---|
| Synonyms: | enveloping layer |
| Definition: | Outermost monolayer of cells surrounding the embryo that become very flattened in the blastula and give rise to the periderm. Sometimes used synonymously with periderm. |
| Ontology: | Anatomy Ontology [ZFA:0000086] |
| Name: | blastoderm cell |
|---|---|
| Synonyms: | blastomere |
| Definition: | An undifferentiated cell produced by early cleavages of the fertilized egg (zygote). |
| Ontology: | Anatomy Ontology [ZFA:0009177] |