attached to receives synaptic input from neuron wing axillary muscle III1 motor neuron 3rd axillary sclerite axillary muscle wing axillary muscle III1 2022-07-05T13:30:44Z III1 first pterale III, III1 fly_anatomy.ontology pa2 m.le.2 FBbt:00058910 Direct flight muscle connected to the anterior of the third axillary sclerite that, together with the posterior third axillary muscles, serves to depress the anal portion of the wing (Miller, 1950). It is innervated by the III1 motor neuron. first muscle of pterale III anterior muscle of 3rd axillary sclerite muscle of third axillary 54