Some additional information and changes to recent deliveries to Stagecoach South:

37291 - 37292 are registered YY14 WGD/E and have been allocated to Basingstoke for the Centre Shuttle service (for a picture see http://goo.gl/xKfn1b).
47928 - 47933 have been all allocated to Chichester, displacing three older Solos to Aldershot instead (source: Period 3 official fleet card and the Southdown Enthusiasts' Club).