Talus IV

Talus IV was the homeworld of the Brazen Claws. It got destroyed by a tide of daemons.

Sources:

 * Codex: Adeptus Astartes - Space Marine (8th Edition), pg. 57
 * Codex: Space Marines (3rd Edition), pg. 37
 * Codex: Space Marines (5th Edition), pg. 30