Afroza Bibi with her pregnant daughter Rehani Bibi, a resident of Jhumka village in Murshidabad, have been reported to be safe now.
The incident took place on board Lalgola passenger train near Nadia district's Palashi railway station att around 6.30 pm yesterday, railway officials said.
Passengers stopped the train and rescued the newborn
Upon hearing the cries of her daughter, Afroza rushed to the toilet and asked for help from passengers, who then stopped the train and rescued the newborn.
Both the mother and child were immediately rushed to Mira Primary Health Centre at the railway station.
"The baby and mother are fit and safe now. But it is very miraculous that there was no injury marks on the new born baby's body," a doctor attending to them said.