| Name: | oocyte stage V | 
|---|---|
| Synonyms: | mature egg, unactivated egg | 
| Definition: | Oocyte part of stage V ovarian follicle. | 
| Ontology: | Anatomy Ontology [ZFA:0001569] | 
| Name: | vitelline membrane formation | 
|---|---|
| Synonyms: | |
| Definition: | Construction of the vitelline membrane portion of the egg shell, a rigid structure required to maintain the shape of the egg. | 
| Ontology: | GO: Biological Process [GO:0030704] QuickGO AmiGO |