obsolete dorsal group dA neuron https://github.com/FlyBase/drosophila-anatomy-developmental-ontology/issues/1973 true Obsoleted as this term has no definition or references and it is unclear what it was supposed to represent. Logical axioms suggested that it was intended to be some kind of adult peptidergic neuron. FBbt:00004102 fly_anatomy.ontology dorsal group dA adult peptidergic neuron