The killed Flavia Godinho Mafra. (Newsflash)

A young pregnant woman has been found dead with her baby cut out of her body after she was allegedly lured by an old school friend to a fake baby shower.

The horrific incident was reported in the town of Canelinha, in the southern Brazilian state of Santa Catarina.

The 24-year-old victim died from a sharp cut to the abdomen and wounds from a brick, said detective Paulo Alexandre Freyesleben e Silva.

The woman has been identified as Flavia Godinho Mafra, who was 36 weeks pregnant, according to local news outlet NSC Total.

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The partner of her school friend admitted using a brick to kill her after luring her to the murder scene on the pretence of a baby shower.

Flavia Godinho Mafra poses whil pregnant.
Flavia Godinho Mafra poses whil pregnant. Credit: Newsflash/Australscope

The body was reportedly found by the victim’s husband and mother about 9am on August 28.

It had been dumped in an abandoned pottery yard in the Galera neighbourhood.

The newborn girl was missing.

The murder victim Flavia Godinho Mafra.
The murder victim Flavia Godinho Mafra. Credit: Newsflash/Australscope

Police later found the baby had been taken to hospital by the suspect and her husband, who were both arrested.

The arrested woman, who was an old school friend of the victim, told police she had lost a child due to a miscarriage in January and had become obsessed with stealing a child.