The police spokesperson said the bones have since been seized pending examination at the country's College of Medicine to ascertain if they are indeed human bones.
Columbia police arrested two people in connection with an attempted armed robbery in the 1400 block of Bass Avenue Saturday night.
The incident occurred around 12:15 p.m. Monday at Kim's Gift Shop in the Copaco Shopping Plaza, 297 Cottage Grove Road, according to police.
The employee complied and said the suspect then ran out of the business in an unknown direction.
Police prosecutor Senior Constable Sonia Edwards said the man had been identified on CCTV.
In both instances, the suspect wore a surgical-style mask and displayed a black handgun.More news: BORDER CHAOS: California BANS TROOPS from Helping Border Patrol Agents
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Officials say the suspects fled with an undisclosed amount of money.
The driver continued to River North, where his auto rammed into two other cars, Chicago police said.
Police also described Baker, who is African-American, as 6 feet, 1 inch tall and weighing 225 pounds, with black hair and brown eyes.
Topsham police have released a sketch of the suspect they believe robbed a tanning salon last week.
He remains in custody after a bail hearing and will next appear in court on Wednesday.