A man has been charged with murder over a toddler's death at Ipswich after a statewide hunt by Queensland police.
The 41-year-old man from Bellbowrie had allegedly been living in the Ipswich house at the time of the nine-month-old boy's death in June.
The baby's mother was charged with murder in December after her son died from alleged neglect.
The toddler's body was found by paramedics inside a property at Raceview in Ipswich, on June 21, 2019.
His mother has been charged with one count each of murder and interfering with a corpse and six counts of failing to supply life necessities.
Some charges related to the baby's twin brother and their sister, who was four years old when the boy died.
The woman's partner was arrested and charged with murder, interfere with corpse and neglect.
He is expected to appear at Ipswich Magistrates Court on Thursday.