** Barclays' shares down 7.7 pct, near the bottomof the FTSE, after reporting FY pretax profit belowexpectations, saying it will exit Africa
** FY pretax profit falls 2 pct to 5.4 billion pounds vs5.772 billion pounds consensus
** Co also says it will planned to sell its 62 percent stakein Barclays Africa Group over the next two to three years
** Co second-largest loser on the Stoxx 600 andbottom of the Stoxx 600 Banks Index ; set for worst daysince 2012 (venkateshasoumithri.mamidipudi.thomsonreuters.com@reuters.net)