Supraesophageal ganglion ( Swanson & Bota, 2010 ) : Invertebrate brain that lies dorsal (Barclay, 1803) to the digestive system in annelids and arthropods. One or more supraesophageal ganglia may be involved, depending on how many central nerve cords there are in a species; see Bullock & Horridge (1965, pp. 662, 1609), Reisinger (1972), and ventral ganglia.

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