Ultramar Defense Fleet
The Ultramar Defense Fleet is the System Defence Force of Ultramar, the space-borne wing of the Ultramar Defence Auxilia. Operated by citizens of Ultramar as opposed to Ultramarines, the Ultramar Defense Fleet is known to operate Heavy Cruisers.
- 1: Codex: Tyranids (5th Edition), pg. 12
- 2: The Chapter's Due (Novel) by Graham McNeill, [Needs Citation]