Wilson in his translation of the Vishnu Purana, states that the number of Pushpamitra rulers is unknown while the Patumitras had thirteen kings.

[5] In the 5th century CE, the Panduvamshis of Mekala rose in the region and ruled as feudatories of the Gupta Empire.

[8][9] When the Kalachuris of Tripuri had declined, a cadet branch of their dynasty called the Haihaiyas of Ratanpur took control of the whole region.

The region corresponds to the Maikal Hills, the meeting point of the Vindhya and Satpura mountain ranges.

[2] Several streams and major rivers like the Narmada and Son originate from Amarkantak located in the Maikal Hills.