part of presumptive embryonic/larval nervous system undifferentiated glial cell embryonic glial cell 2022-10-26T15:19:19Z fly_anatomy.ontology VFB:FBbt_00052369 Glial cell of the embryo that has not yet reached its mature larval form. These cells may further divide (or die), migrate or extend processes prior to adopting their mature larval forms, positions and numbers (Ito et al., 1995). FBbt:00052369