Hawai'i County police said a 75-year-old taxi driver was robbed at gunpoint Saturday in Puna.

Police said the man said he was dispatched to pick up a customer at a bookstore on Maka'ala Street in Hilo and to take him to Ihope Road in Mountain View.

The driver told police that while the cab was on North Kulani Road, the passenger pulled a handgun and demanded the driver's wallet, cell phone and cash.

The driver said he was told to go to the Hawaiian Paradise Park subdivision, where the passenger got off in an area of 14th Avenue.

The robber is described as being in his 30s, 5 feet 7 with a thin build and short hair.

Police ask anyone with information about this case to call the police department's non-emergency line at 935-3311. People who prefer to remain anonymous may call Crime Stoppers at 961-3800 in Hilo or 329-8181 in Kona. All Crime Stoppers calls are kept confidential.