giant fiber neuron obsolete descending neuron of the posterior brain DNp01 2018-09-20T12:00:00Z true Obsoleted due to equivalence with FBbt:00004020 (giant fiber neuron) (Sturner et al., 2025 - FlyBase:FBrf0262850). Descending neuron belonging to the DNp group, having a cell body on the posterior surface of the brain. This neuron does not cross the midline and descends on the ipsilateral side of the cervical connective. It has neurites in the antennal mechanosensory and motor center, posterior ventrolateral protocerebrum, gorget and lower tectulum. There is one of these cells per hemisphere. DNlt002 fly_anatomy.ontology FBbt:00047634