Side note: Deleting directly with MySQL:
DELETE p, u FROM dru_profile_values p LEFT JOIN dru_users u ON p.uid = u.uid WHERE u.created > 1317450417
On to the long obsolete main show:
If you are unfortunate enough to be doing anything on Drupal 4.7, here is a bit of empathy.
If you have a 4.7 site, it probably has a lot of spam registrations. Drupal 4.7 doesn't have a multiple user delete. And Userplus module doesn't provide a very useful list in its multiple user delete.