KUWAR, HARKHAWAT, SHAH are the sub-gotras of the gotyra Pamecha. Bhatarak Shri Bhavdev Suri enlightened Raja Madhav Dev Panwar in V.912 and his Gotra was named Pamecha.
Pamecha Shah Ratan Ji fought a war with an axe and won the battle so his gotra was named Pamecha Kuwar. In V.1644 Harkhaji Pamecha was a well known personality. He built Jain Temples at Sirohi. Jodhpur and Jalore and arranged a Sangh for Shatrunjay. His family was named Harkhawat. Harkhawat Vimal Shah was honoured by the Emperor with the title of shah, so his family was named ‘Shah’.