part of develops from embryonic/larval corpus allatum adult corpus allatum Corpus allatum of the adult. It develops from the larval corpus allatum, which migrates posteriorly during metamorphosis (Dai and Gilbert, 1991). It is located dorsal to the aorta (and the corpus cardiacum) and is connected to the corpus cardiacum by the short nervus corpora allatum (Nassel and Zandawala, 2020). It produces juvenile hormone (Nassel and Zandawala, 2020). CAL FBbt:00003215 fly_anatomy.ontology corpora allata corpus allatum trunk mesoderm derivative adult retrocerebral complex