I did skim it (obviously) and took it to mean from those they (the author) believe to be in contention. Rightly or wrongly, Dunky isn't an "England World Cup prospect."
Only skimmed it but isn't it just basically a list of CD's that have had a call up at some point? The reality, as unpopular as it might be on here, is that there isn't a huge amount between any of the central defenders he might take. I'd have called Lewis up for that pair of friendlies but...