The victim was killed on Wednesday in his house in Ezza North Local Government Area of the state.
“This is coming barely two weeks after we recorded the other Ebubeagu incident, in which someone was also killed in this form and half burnt,” she added.
The professor had once impregnated another teenager which led to her dropping out of school, the complainant said.
Ms Odah stated that the child was sighted by a farmer on Friday and that the farmer immediately alerted the police.
A witness said the attackers invaded the station around 3:00 a.m. and began to set some parts of the building on fire.
The police are hunting for the 18 persons in connection with murder, arson, cultism, and unlawful possession of firearms and ammunition.
“Two locally-made pistols and two live cartridges were recovered from them.
