LONDON (Reuters) - Rich Ricci, the head of Barclays' investment bank, has sold shares worth almost 17 million pounds straight after receiving them under previous deferred bonuses or long-term share awards. Barclays said on Wednesday Ricci was awarded 5.7 million shares on Tuesday and had sold them all. By 1554 GMT Barclays shares were down 1.3 percent at 294 pence, valuing the stake at 16.8 million pounds.

(Corrects to clarify basis on which banks could be split in headline and paragraphs 1, 2, 8, 12 and 14) * Regulator should decide leverage ratio - lawmakers * Banking reform bill needs to be improved - MP Tyrie * Bill due to be debated in parliament on Monday By Matt Scuffham

LONDON, March 8 (Reuters) - Former Barclays chief executive Bob Diamond is set to be paid about 2 million pounds ($3 million) in July, a year after he left the bank following its Libor interest rate rigging scandal. Diamond is entitled to a year's salary, pension and benefits, which will be paid in a lump sum on July 3, Barclays' annual report released on Friday showed. Benefits include the use of a company car and chauffeur, private medical insurance, life insurance cover, accommodation while in Britain and tax advice.

By Steve Slater LONDON, Feb 27 (Reuters) - Britain's Barclays plans to cut or claw back about 450 million pounds ($680 million) of pay from its staff over a rate-rigging scandal that last year forced out its chief executive and chairman, a person close to the matter said on Wednesday.