The suspect, Oleg Belov, was wounded by police gunfire while resisting arrest and remained in stable condition today after a surgery, according to local health officials.
The federal Investigative Committee said the dismembered remains of the children, all under the age of 6, were discovered yesterday in the family's apartment in the city of Nizhny Novgorod. The body of his pregnant wife also was found in the apartment.
At a separate location, police found remains of a woman believed to be his mother.