part of adult ventral nerve cord adult accessory mesothoracic neuropil AMN FBbt:00004091 Region of dense neuropil located at the interface between the mesothoracic neuromere and the prothoracic neuromere, ventral to the tectulum (Court et al., 2020). It mostly contains sensory afferents from the wing and notum that enter the central nervous system via the anterior dorsal mesothoracic nerve (Power, 1948; Court et al., 2020). fly_anatomy.ontology AMNp adult accessory mesothoracic neuromere ovoid VFB:FBbt_00004091 Acc Meso synaptic neuropil domain