Spine Banks
Spine Banks are a Tyranid biomorph made of rows of spines embedded in cavities in the carapace of a Tyranid creature which are fired by muscle contraction at close ranges. This showers an area with spines covered with poison which easily incapacitate and distract nearby enemies.[2] Spine Banks often form the Frag Spines studded along some Carnifexes.[1]
Sources
- 1: Codex: Tyranids (5th Edition), pg. 46
- 2: Codex: Tyranids (4th Edition), pg. 33