Astigres, Astygres
A port.
The island Tornoiant (Turnance) was situated between Port Astriges and the island of Ornagrine.
Formiz Darmes (Formis of Arms) declares in Vulgate I, that he is the duke of the land between the island of Ornagrine and the harbor Astygres.
Notes
Port probably derived from the Latin porta, a passage-way, a gate, an opening.