British India

42^nd Deoli Regiment

43^rd Erinpura Infantry

44^th Merwara Regiment

49^th Bengali Regiment

1822:			The Mhairwara Local Battalion │
1823:			14th (Mhairwara) Local Battalion │
1826:			9th (Mhairwara) Local Battalion │
1843:			The Mhairwara Battalion │
1857:	The Deoli Irregular Force (Infantry) │		│ │ │
1860:	│ │	The Erinpoora Irregular Force │	│ │
1861:	The Deoli Irregular Force │ │	│ │ │	The Ajmer and Mharwara Police Corps │
1871:	│ │	│ │	The Mhairwara Battalion │
	Renumbering into the Indian Army
	│	│	│
1903:	42nd Deoli Regiment	43rd Erinpura Regiment	44th Merwara Regiment
	│	│	│
1917:	2nd Bn raised	2nd Bn raised	│	49th Bengali Regiment
	│	│	│	│
1920:	│ │	2nd Bn disbanded │	│ │	disbanded
1921:	disbanded	disbanded	disbanded