Terry Jones, one of the comedians that made up the famed Monty Python comedy troupe, died at age 77 after battling dementia.

According to Jones's agent, the comedy legend died Tuesday evening. In a statement, his family said he died “after a long, extremely brave but always good-humored battle with a rare form of dementia, FTD.”

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With Eric Idle, John Cleese, Michael Palin, Graham Chapman and Terry Gilliam, Jones formed Monty Python's Flying Circus, whose anarchic humor helped revolutionize British comedy.

In this Thursday, Oct. 15, 2009 file photo from left, actors Michael Palin, John Cleese, Terry Jones, Terry Gilliam and Eric Idle attend the IFC and BAFTA premiere of "Monty Python: Almost The Truth (The Lawyers Cut)", in New York. Terry Jones, a member of the Monty Python comedy troupe, has died at 77. Jones's agent says he died Tuesday Jan. 21, 2020. In a statement, his family said he died “after a long, extremely brave but always good-humored battle with a rare form of dementia, FTD". (AP Photo/Peter Kramer, File)

Jones appeared in the troupe's TV series and films including “Monty Python and the Holy Grail” and “The Life of Brian.”

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In 2016, he was diagnosed with frontotemporal dementia.

FILE- In this Saturday, Aug. 21, 2010 file photo, Terry Jones arrives at the Creative Arts Emmy Awards in Los Angeles. Jones, one of the founding members of comedy troupe Monty Python, has been diagnosed with dementia. (AP Photo/Chris Pizzello, file)

Monty Python star Terry Jones has died at age 77. (AP)

Jones's wife, Anna Soderstrom, and children Bill, Sally and Siri, said: “we have all lost a kind, funny, warm, creative and truly loving man whose uncompromising individuality, relentless intellect and extraordinary humor has given pleasure to countless millions across six decades.”

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“His work with Monty Python, his books, films, television programs, poems and other work will live on forever, a fitting legacy to a true polymath,” they said.

The Associated Press contributed to this report.