Former Labour MP Tam Dalyell asked for his body to given to science for research
The 84-year-old veteran politician died after a short illness last week.
His family have revealed he asked for his body to be given to the University of Edinburgh for research followed by a private internment.
The details emerged in a family notice where it was further announced a memorial service will be held for him at St Michael's Parish Church in Linlithgow, West Lothian.
The service is to be held on February 24 at 1pm. A second service will held in London at a later date.
The grandfather-of-four is survived by his wife of 53 years, Kathleen, his son Gordon and daughter Moira.
Mr Dalyell became MP for West Lothian in 1962. In 1983, he became MP for Linlithgow.
The 84-year-old politician died after a short illness last week
He stayed in parliament for 43 years, until 2005 and was by then Father of the House – a title given to the longest serving MP.
His world view was often at odds with those in power
The Old Etonian baronet was often a thorn in the side of both the Tories and his own party.
He turned his back on his aristocratic roots, despite inheriting an ancestral home known as The Binns, overlooking the River Forth in Scotland.
A former vice president of the Cambridge University Conservative Association, he later became a socialist, motivated by unemployment in Scotland and the Suez Crisis.
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Mr Dalyell asked for his body to be donated to the University of Edinburgh
MPs from across the political divide paid tribute to him after his death with many praising his kindness as well as passion in championing obscure but worthy causes.
He was famed for warning the Labour government against devolving power to Scotland, saying it would become a 'motorway to Scottish independence with no exit routes'.
The issue which allowed MPs from Scotland, Wales and Northern Ireland to vote on English-only legislation was named the West Lothian Question' after his then constituency.
He disliked the tag of 'maverick' or rebel and preferred to be described as a dissenter. His world view was often at odds with those in power.
He pursued Margaret Thatcher over the sinking of the Argentine warship, General Belgrano and was twice expelled from the Commons for calling the prime minister a liar.
A service will be held for the for West Lothian MP in Linlithgow on February 24
More recently he named Tony Blair as the worst prime minister he had served under and he had long warned against the invasion of Iraq.
Labour leader Jeremy Corbyn said Mr Dalyell had been a good friend and comrade, adding: 'Tam was a titan of parliamentary scrutiny, fearless in pursuit of the truth.'
Scottish First Minister Nicola Sturgeon said he was a giant of Scottish politics.