part of larval abdominal sensillum abdominal ventral campaniform sensillum vc4a abdominal ventral sensillum campaniformium vc4a A ventrally located campaniform sensillum of larval abdominal segments 1-7 buried in a narrow slit of the cuticle among the denticles, innervated by the dendrite of a single neuron - v'esB. vp4a p5 fly_anatomy.ontology FBbt:00002887 VFB:FBbt_00002887 campaniform sensillum larval ventral' sensory cluster of A1-7