The horror happened in La Chapelle-Longueville, in the Eure.
A couple are suspected of having raped and killed their 1.5 month old daughter.
He was indicted and imprisoned, we learned this Wednesday from the Evreux prosecutor's office.
A judicial investigation had been opened the day before.
The couple, a 36-year-old man and a 34-year-old woman, were taken into custody on Sunday after the death of the infant who, "according to the first elements of the investigation, suffered physical and sexual violence" , according to Dominique Puechmaille, the prosecutor of Evreux.
But if the two suspects admitted the acts of violence, they deny the sexual abuse, confides a police source.
The facts took place in La Chapelle-Longueville, at the couple's home, a caravan.
The Samu found "bruises on the baby's legs and a major tear in the anus", according to a police source, who clarified that there was no history of violence on the other two children of the couple, aged 2 and 3.
The Rouen SRPJ and the Vernon police station were seized of the investigation.
The two suspects were not known to the police.