Bodies of the tribal girls aged four and six years were retrieved today from beneath the ground near a pond at Raupada village under Badampahar police station area, about 105 km from here.
The two victims had been missing for the past two days.
Police suspected the minor girls were gang raped before being killed. Their bodies were sent for postmortem.
The police have registered a case under section 376 (g) (gang rape) and 302 (murder) and 34 (common intention) of the IPC.