Chapter IV Account of kings, divisions, mountains, rivers, and inhabitants of the other Dvīpas, viz. Plakṣa, Śālmala, Kuśa, Krauncha, Śāka, and Puṣkara: of the oceans separating them: of the tides: of the confines of the earth: the Lokāloka mountain. Extent of the whole. IN the same manner as Jambu-dvīpa is girt round about by the ocean of salt water, so