Beta Dalek (Resurrection of the Daleks)
From Tardis Wiki, the free Doctor Who reference
Following the Dalek-Movellan War, the Beta Dalek was a grey Dalek subordinate to the Supreme Dalek. It was part of the attempt to rescue Davros from the prison station in 4590, where it was destroyed. It watched over the Fifth Doctor in the duplication room. (PROSE: Resurrection of the Daleks [+]Loading...["Resurrection of the Daleks (novelisation)"], TV: Resurrection of the Daleks [+]Loading...["Resurrection of the Daleks (TV story)"])