A type of Lokasthiti (law of cosmic order); the lands viz., Ratnaprabhā (1st infernal land) etc., which are supported by Ghanodadhi (dense ocean layer) and which provide support to all mobile and immobile beings.
udahipaiṭṭhiyā puḍhavī. puḍhavipaiṭṭhiyā tasathāvarā pāṇā.
(Bhaga 1.310)