Outrider saucer

Six outrider saucers formed a squadron with the Exterminator, the large Exterminator-class flagship under the command of the Dalek Inquisitor General. (PROSE: Prisoner of the Daleks)

Similarly, the Dalek Emperor in the post-Time War universe oversaw a fleet of saucers which were dwarfed by his own flagship. (TV: The Parting of the Ways)