The pre-oral neuropils of the adult brain located above, around and partially below the esophagus, including the optic lobes. It excludes the gnathal ganglion. Developmentally, it comprises three fused neuromeres: protocerebrum, deutocerebrum, and tritocerebrum. [ http://flybrain.neurobio.arizona.edu/Flybrain/html/terms/terms.html FlyBase:FBrf0224194 ]
Synonyms: CRG
Term information
Term relations
- insect supraesophageal ganglion
- develops from some insect embryonic/larval brain
- part of some insect adult brain