part of synaptic neuropil domain wing neuropil wing-related neuropil fly_anatomy.ontology WTct wing tectulum VFB:FBbt_00047137 FBbt:00047137 Dorsal portion of the mesothoracic segment (T2) of the adult ventral nerve cord (Namiki et al., 2018). It is part of the upper tectulum (Court et al., 2020). Somatosensory neurons of the wing and thoracic body surface terminate in parts of this neuropil (Tsubouchi et al., 2017). upper tectulum tectulum of mesothoracic neuromere tectulum subdivision