Defender To Remain With Carlisle Until 2 January
Ellis, 27, has played in all six of Carlisle's games since moving to Brunton Park on loan.
The defender was originally set to remain with the Sky Bet League 2 side until 28 November, 2015, but will now stay with the Cumbrians until the New Year.
Shrewsbury Town defender Mark Ellis' loan to Carlisle United has been extended to 2 January, 2016 - subject to paperwork.