Definitions for "Jugulum"
The lower throat, or that part of the neck just above the breast.
Front part of the neck. Synonyms: foreneck, throat, throat patch.
The jugulum is the ventral part of the neck under the bill. The juculum and the gular region comprises the throat. Other words used are foreneck or throatpatch. In the pelican the jugulum and gular region are distended.