Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Valabhāmukha
Valabhāmukha:A sea (samudda),the last of those seen by Suppāraka on his voyage.Here the water is sucked away and rises on every side,leaving in the centre what looks like a deep pit.Suppāraka,by an Act of Truth,prevented his ship from being sunk there (see the Suppāraka Jātaka).It is also called Valabhāmukhī.J.iv.142.