New Zealand thumped West Indies convincingly to proceed to the semi-finals.
McCullum said that opener Guptill’s innings will be etched in his memory forever
Jason Holder said he would like to keep leading the Caribbean side.
New Zealand match-winners Martin Guptill and Trent Boult downplayed the ease with which they rolled the West Indies.
Martin Guptill said his World Cup record 237 in New Zealand's thumping quarter-final victory on Saturday had not "really sunk in yet".
Martin Guptill and Trent Boult sent New Zealand sailing into the ICC Cricket World Cup 2015 semi-finals.
There will be a new World Cup finalist for the first time since 1996.
Martin Guptill smashed his way into the record books: his 237 not out off 163 balls is the highest score in World Cup cricket history.
With the semi-final being between New Zealand and South Africa, there will be a new World Cup finalist for the first time since 1996.
Currently, West Indies are 221 for the loss of nine wickets after 26 overs, with Jason Holder on 23.