LONDON, June 15 (Reuters) - European shares extended losses in afternoon trade on Monday, led by further weakness in banking and commodity stocks. By 1547 GMT, the FTSEurofirst 300 index of top European shares was down 2.2 percent at 866.30 points. Bank stocks took the most points off the pan-European index. HSBC, Banco Santander and UBS were down 2.2-3.9 percent.
Energy stocks were lower as crude fell 2.3 percent. BG Group, BP, Royal Dutch Shell and Total were down 2.2-3.3 percent. (Reporting by Joanne Frearson)