Tim Wood called up as cover for Lewis Moody
The Rugby Football Union said Bath forward Moody has "general soreness" to his head.
Moody skippered England in Saturday's 26-16 defeat against New Zealand at Twickenham. He was replaced by Leeds' Hendre Fourie 13 minutes from time.
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Hide AdIt was only Moody's second appearance since suffering an eye injury while playing for Bath against Aviva Premiership rivals Gloucester on 1 October.
England boss Martin Johnson is due to name his team today for next Saturday's Twickenham appointment with Australia.
England squad member George Chuter, meanwhile, will remain with his club Leicester and pack down in the Tigers front-row for tonight's tour game against the Wallabies at Welford Road.