Submental triangle

The submental triangle (or suprahyoid triangle) is a division of the anterior triangle of the neck.
Boundaries.
It is limited to:
Contents.
It contains one or two lymph glands, the submental lymph nodes (three or four in number) and Submental veins and commencement of anterior jugular veins.
References.
, Page 88 of Textbook of Anatomy; head, neck and brain by Vishram Singh