midline glial cell larval dorsal midline glial cell D-MG midline dorsal glial cell fly_anatomy.ontology VFB:FBbt_00001316 Larval midline glial cell located dorsal to the commissures (Wheeler et al., 2006). It wraps one or both of the anterior and posterior commissures with its processes (Wheeler et al., 2006). There are usually two of these cells per neuromere (Wheeler et al., 2006). FBbt:00001316 larval VNC ensheathing glial cell