The deceased, identified as Sunita Devi (26) and her 18 month-old daughter were allegedly burnt by her husband and in-laws last night after her family failed to fulfil their dowry demands, Paharpur police station in-charge Satyendra Prasad Singh said.
The perpetrators of the crime dumped the body of the woman in a sugarcane field before fleeing from the village, he said, adding that the body was recovered and sent for post-mortem.
The victim's father Bhikari Sah has lodged an FIR against four persons, including his son in-law Sadhu Sah, charging them with the murder of his daughter for dowry, police said adding investigation was on.