part of has fasciculating neuron projection develops from adult mesothoracic ventral anterior intermediate commissure 2021-01-08T16:00:28Z fly_anatomy.ontology VFB:FBbt_00047468 FBbt:00047468 Commissure of the adult mesothoracic neuromere that is derived from the larval mesothoracic anterior intermediate commissure and is formed by hemilineage 10B neurons (Court et al., 2020). It crosses the midline anterior to hemilineage 2A fibers (Court et al., 2020). MesoNm vAI adult anterior intermediate commissure larval mesothoracic anterior intermediate commissure lineage 10 secondary neuron adult mesothoracic neuromere