You just have to look at the radiator grille at the offside, the Volvos (B10B/B10L/B10BLE) are a bit different than the Lance SLF. 105 Pathfinder bodies were built altogether - 65 on Lance SLFs and the rest on Scania N113CRLs.
Keith: No they have left London since early this year or late last year I believe, some of them are sold to Sullivan Buses in Essex.