A serial bank robber in Prince George's County struck again last week and is now thought to have committed six robberies since March.

The robberies have occurred in Largo and Bowie.

According to police, in each incident the robber entered the bank, posed as a customer and handed a note demanding money to the teller. Once he obtained money, he fled the bank on foot.

No one has been injured, and the suspect has not displayed a weapon in any of the robberies.

Police suspect the same man of committing the following robberies:

-- Chevy Chase Bank on the 6100 block of High Bridge Road on Thursday at 10:55 a.m.

-- BB&T Bank in the 10500 block of Campus Way South on June 26 at 9:55 a.m. 

-- M&T Bank in the 6900 block of Laurel Bowie Road on June 12 at 9:45 a.m. 

-- M&T Bank in the 1000 block of Shoppers Way on May 21 at 2:20 p.m.

-- BB&T Bank in the 10500 block of Campus Way South on April 19 at 12:20 p.m.

-- SunTrust Bank at 24 Watkins Park Drive on March 12 at 12:06 p.m.

The suspect is described as a black man who is 35 to 40 years old, 5 feet 8 inches to 6 feet tall and between 200 and 220 pounds.

He has a medium build and a mustache and usually wears a baseball cap and carries a black drawstring bag, police said.

Police ask anyone with information about the suspect to call the Prince George's County Police robbery unit at 301-772-4905. Tipsters who want to remain anonymous can call Crime Solvers at 1-866-411-8477 or text "PGPD" and a message to CRIMES (274637).