A 16-year-old girl is missing after disappearing while she headed to her job earlier this week, South Side detectives said today.

Shayla Baylor called her mother on Monday, saying she was taking the CTA north to her job on the 4700 block of South State Street, Calumet Area detectives said in an alert issued today.

Baylor, who goes to UIC College Prep, 1231 S. Damen Ave,  has not been heard from since, police said.

Baylor is described as black, with a  medium complexion, and has black hair and brown eyes. She stands about 5 feet tall and weighs about 110 pounds. She was last seen wearing khaki school uniform pants, a burgundy short sleeve polo shirt, a burgundy long-sleeve pullover with the letters “UIC” on the front. She was carrying a gray backpack.

Anyone who finds Baylor is asked to call Calumet Area detectives at 312-747-8274.

Note: This story was reported by from Chicago Breaking News on February 16, 2011.