Authorities are searching for a bank robber known for his tropical or winter attire and long ponytail seen in heists in Bellevue and Seattle.

 The FBI Seattle Safe Streets Task Force said the armed robber has been linked to four bank robberies, the most recent of which occurred in Bellevue on Monday.

The robber is described as a white man in his 30s or 40s, 5 feet 10 inches to 6 feet 1 inch tall, with a slim build and a goatee.

Surveillance photos show the man wearing various outfits ranging from a hooded parka or ski cap to a casual tropical print button-up shirt and a baseball cap.  He regularly wears sunglasses during the bank robberies and has been armed with a pistol.

The man is wanted in connection with at least four armed bank robberies:

·              September 7 - Key Bank, Seattle

·              October 2 - Homestreet Bank, Seattle

·              October 30 - People's Bank, Seattle

·              November 5 - US Bank, Bellevue

Police said the man should be considered armed and dangerous. 

Anyone with information about the identity or whereabouts of the suspected robber should not approach the man but instead call the FBI at 206-622-0460 or Crime Stoppers at 1-800-222-TIPS.   Callers to Crime Stoppers may remain anonymous and are eligible to receive a cash reward of up to $1,000 if the information provided leads to the arrest and charges filed for those involved the crimes.